问题

Why are so many people gathering there—Several people seem _________. Let’s go and see.

A:being dancing
B:dancing
C:to be dancing
D:to have danced;

正确答案是：

同类题型

Never give up. If you keep practicing speaking English every day. you’ll make great progress.—Thanks for encouraging me. I know .

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Father nodded his head to show that he__________ me．