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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.) (责任编辑：admin) |