题目内容
Yesterday I didn’t _____ any seals but _____ some dolphins.
A.see, saw | B.see, see | C.saw , see | D.saw, saw |
A
此题重点考查一般过去时的肯定句和否定句的基本结构
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题目内容
A.see, saw | B.see, see | C.saw , see | D.saw, saw |