问题

_ you your homework yet—Yes, I _it ten minutes ago.

A:Did; do; finished
B:Have; done; have finished
C:Have; done; finished
D:Are; doing; finished;

正确答案是：

同类题型

What would have happened, asfar as the river bank

What moved us most was that some ordinary people volunteered to help those ______ in the storm in Beijing.

_______ can the batteries (电池) keep these cool iPhones and iPads working- For about ten hours.

下列句中加点字的解释不正确的一项是

end, Jack, is thought ______ foolishly. Now he has no one but himself to blame for losing the job.