问题

Look! Who ___________ on the blackboard?
A:writes
B:is writing
C:are writing
D:writing
B:is writing
C:are writing
D:writing
正确答案是:
同类题型
―Whatyour English teacher doing now?―He _____ a newspaper.
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What do you think of James?—Well, his father, James sharing his things with others.
The new computers ______ to the village school. Do you know?—Yes. I heard of it.