1.The book is red.
2.It is an apple.
3.Three is smaller than five.
4.To protect the environment is our duty.
5.Which book is red is his.
6.He is a student
7.This book is yours ,where is his?
8.The number of the students is 42.
9.They work hard all the time.
10.Now,the most important thing is to study hard.
11.They are reading books .
12.This is what I am looking for
13.The flowers are beautiful
14.He borrowed my book 3 days ago ,but he lost it yesterday.
15.They count 1 to 10.
16.只能做介词宾语:He came (from abroad)
和做宾语补足语:Please let the girl in first
17.只能做宾补:We must keep everything in good order.
18.不定式做宾语只有一些单词可以也就是动词+to do
如:I hope to see you soon
19.He enjoys playing football
20.也就是宾语从句:He said (that) he had been to shanghai
21.只做宾补Please make your room tidy.
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