1.陈述句

肯定陈述句

a) This is a book. (be动词)

b) He looks very young. (连系动词)

c) I want a sweat like this. (实义动词)

d) I can bring some things to school. (情态动词)

e) There’s a computer on my desk. (There be结构)

否定陈述句

a) These aren’t their books. b) They don’t look nice.

c) Kate doesn’t go to No. 4 Middle School. d) Kate can’t find her doll.

e) There isn’t a cat here. (=There’s no cat here.)

2. 祈使句

肯定祈使句

a) Please go and ask the man.

b) Let’s learn English!

c) Come in, please.

否定祈使句

a) Don’t be late.

b) Don’t hurry.

3. 疑问句

1) 一般疑问句

a) Is Jim a student?

b) Can I help you?

c) Does she like salad?

d) Do they watch TV? e) Is she reading?

肯定回答:

a) Yes, he is.

b) Yes, you can.

c) Yes, she does.

d) Yes, they do.

e) Yes, she is.

否定回答:

a) No, he isn’t.

b) No, you can’t.

c) No, she doesn’t.

d) No, they don’t.

e) No, she isn’t.