what are the students doing? some ______ books and the others _____ at the blackboard.选哪个,为什么

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whatarethestudentsdoing?some______booksandtheothers_____attheblackboard.选哪个,为什么whatarethestudentsdoi

what are the students doing? some ______ books and the others _____ at the blackboard.选哪个,为什么
what are the students doing? some ______ books and the others _____ at the blackboard.选哪个,为什么

what are the students doing? some ______ books and the others _____ at the blackboard.选哪个,为什么
没有选项啊,应该是 are reading ,are looking.现在进行时.

同意楼上。a. are looking;are reading b. are reading;are watching c. are watching;are looking d. are reading;are looking选D呀。这里涉及到两个短语,一个是read books(看书,读书),一个是look at(看...)。这里用现在...

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同意楼上。

收起

looking, looking

are reading are looking现在进行时