Speaking of tunnel warfare, everyone agrees that it is a miracle.

Everyone thinks that the earth moves around the sun.

He can't be an obedient child.

I must try my best to reduce the threat of hunger.

Sharla Cheung is very serious about his study.

7. Children in kindergarten don't hate Mr. Wang.

8. This question should be made clear.

Extended data

First, the method: first find the antonym of the predicate, and then deny the antonym.

Through hard work, these problems can be easily solved. (affirmative sentence)

Through hard work, these problems are not difficult to solve. (negative sentence)

Second, affirmative sentences become double negatives.

1, method: double negation means affirmation, and the tone is stronger than the declarative sentence. Then rewriting is to add double negative words before the predicate verb.

2. Common double negative words: no … no; ... uniformly ... no ... no ...; ... never ...; ... must ...; ... no, no, wait.

3, double negative word substitution method:

(1) said judgment. "Yes" and "No one can deny it".

(2) said very sure. Do you use "no" for "must" and "must"? No way ""no way. "

(3) expressing reluctance and necessity. You can only use "have to" and "have to".

4 means all. "All", "All" and "All" use "No? No, it's nothing.

⑤ indicates speculation. Yes, maybe, yes, should, impossible, no, no.