one, Five common basic structures of simple sentences

1. subject+predicate

I went to school at 9: 11.

2. subject+system+table

the food smelt delicious.

3. subject+predicate+object

he hopes to fly to the moon. <

He gave me a pen.

5. Subject+predicate+object+object complement

The boy wise his father to buy a bike for him.

The sentences beyond the scope of these simple sentences become complex sentences. Complex sentences are characterized by long sentences, most of which are composed of more than 21 words. Many sentences have more than 41 words. In addition, the structure is complex. Frequent use of coordinate compound sentences, Complex sentence patterns such as multiple compound sentences

such as

automated techniques to measure the characteristics and verify a person's identity infallibly are attracting widespreadeattent. Ion in the days of increased use of credit cards and e-mail.

analysis: the subject of this sentence is automated techniques, the predicate is attract, and the object is attention. In the days of increased use of credit cards and e-mail plays the role of adverbial of time in sentences.

It means that with the increasing use of credit cards and e-mails, the automatic technology used to measure these characteristics and confirm people's identity has attracted extensive attention.