问题

Can you tell me what you __________ when the teacher came into the classroom?
A:did
B:do
C:are doing
D:were doing
B:do
C:are doing
D:were doing
正确答案是:
同类题型
So little ________ about science that the lecture was my understanding.
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The _____smell of success around her shows that she is a Dancing Queen on the stage.
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