I believe that everyone must be exposed to composition in their studies and work, especially topic composition, which is a commonly used style. Topic composition is an open composition form that requires candidates to let go and freely explore the world. Space for imagination. So the question is, how should you write a topic essay? The following is a composition on the topic of "I discovered the secret of pineapple" that I collected for everyone (generally 3 articles). It is for reference only. Let's take a look. I discovered the secret of pineapple topic essay 1

"Wearing armor of fish scales and wearing rooster hair, it is unknown in the animal kingdom and can be found in fruit shops." After listening to this riddle, you must know the answer. --Pineapple. But what interesting story will happen when pineapple falls in love with salt?

The hot summer is here, and Miss Chun is off work again! but. I have a cool magic weapon to cool down the heat - iced jackfruit. This is my mother's specialty "dish".

Now Mr. Pineapple has come to my house again as a "guest". I salivated when I saw it. I walked into the kitchen quietly and couldn't help but reach out and touch it. "Oh, my God!" I stared at Pineapple blankly. It turned out that there were many small thorns on his "clothes". He was really a dangerous little hedgehog. At this time, a pair of eyes stared at me coldly, and I said tremblingly: "Mom, I... I think the weather is against me, making me unable to help..." Unexpectedly, my mother readily agreed to give me the gift. Eat pineapple.

Mom picked up the kitchen knife and slowly "taken off" the pineapple's coat, revealing the golden pulp, which seemed to be waving to me. I swallowed and stood in front of the pineapple like a hungry wolf, trying to swallow it in one bite. The pineapple was finally peeled, and I reached out to pick one up and stuffed it into my mouth, "Tsk, tsk, tsk," the pineapple was so sour that I winced and my mouth was tilted to my ears. "I can't eat hot tofu in a hurry." Mom said as she put salt into a bowl filled with water. After mother's stirring, the water gradually turned milky white, and then put the pineapple in. I took another piece and tasted it. Wow, it tastes much better.

It turns out that pineapple contains "pineapple enzyme". Don't underestimate pineapple enzyme, it can damage the oral mucosa and lip epidermis. However, when the "Salt General" comes into play, it will break down the bromelain in pineapples.

It turns out that eating pineapples is also important. I "discovered" pineapple enzyme. Which scientist are you? What else did you discover? Share it with me! I discovered the secret of pineapple Topic Essay 2

One day, my mother bought a pineapple as big as a fat baby from the market. I jumped three feet high with joy because my favorite is the sweet and sour pineapple.

The pineapple in yellow armor stands on the table like a majestic general. I lay on the table, imagining the juicy pulp and drooling like a greedy cat. I quickly ran to the kitchen and asked my mother to cut the pineapple for me to eat. Under my hard work, my mother carefully picked up the pineapple and divided it into pieces. I couldn't help but open my mouth. When my mother turned around to get something, she picked out a big and fat piece of fruit pulp. When I was about to stuff it into my mouth, my mother stopped me: "You little greedy cat, you can't eat this!" He said it out of mind and aggrievedly. "Why can't we eat it when the skin looks good?" After saying that, I put the pineapple into my little greedy mouth, chewed it with relish for a few times, and then swallowed it. Mom shook her head helplessly. Although the pineapple is very sweet, my tongue and lips rattled very unpleasantly after eating it. I told my mother my reaction, and she said you should go online and find the answer yourself!

I couldn’t wait to turn on the computer to find out. It turns out that pineapple contains a special enzyme called bromelain, which can stimulate the oral mucosa and cause itching and numbness. Therefore, in order to prevent the reaction caused by using pineapple. Pineapples must be soaked in salt water before eating.

I ran to the kitchen again and ate the pineapple that my mother had soaked in salt water. It was not only sweet and delicious, but also did not irritate the stone tongue. I suddenly realized that I finally found the secret of using pineapple and how to deal with it.

There are so many secrets in life! We can find him as long as we observe carefully! I discovered the secret of pineapple topic essay 3

A few days ago, we studied a text "The Discovery of Childhood", which talked about "I" discovered something about embryonic development when I was very young. law.

Now let me tell you about the secret I found in my childhood!

One afternoon, my mother bought a big pineapple. After my repeated requests, my mother cut the pineapple into pieces and soaked it in salt water. I was not sensible at the time, so I said to my mother: "Mom, pineapples don't taste good if they are soaked in salt water. They taste better if you pour out the salt water." My mother had to follow me and pour out the salt water. I happily ate the pineapple. After taking five or six tablets, my tongue felt very uncomfortable, numb and itchy. Eating sweets, drinking vinegar, and eating popsicles can't get rid of the numbness. I asked my mother: "Mom, why is my tongue so numb after eating pineapple? It feels so uncomfortable!" My mother glanced at me and said, "Who told you to touch the salt water? You deserve it!" What is the relationship between salt water and pineapple? Why does my tongue feel numb after eating pineapple? I must find out!

I went to Xinhua Bookstore and looked for more than a dozen books, but none of them provided a detailed answer to the question "Why does my tongue feel numb after eating pineapple?" When I was depressed, I suddenly remembered that there was a little assistant at home - the computer, which was waiting for me! I quickly returned home, turned on my computer, and searched for "Why does my tongue feel numb after eating pineapple?" It turns out that pineapple contains a special enzyme - bromelain. Can irritate oral mucosa, causing itching and numbness. In addition, bromelain contained in pineapple is a heterosexual protein.

Therefore, in order to prevent reactions caused by eating pineapple, sliced ??fresh pineapple can be soaked in salt water for more than half an hour before eating. Because salt water has an inhibitory effect on pineapple enzyme, pineapple soaked in salt water tastes sweet and delicious. I finally figured out the secret to eating pineapple and how to “deal” with it.