--- Mr Wu, could you tell me ________?--- You’d better do more speaking.
By nine o’clock yesterday evening,we________our work.
We________four thousand new words by the end of last year.
—Did you meet Tom at the airport?—No.His plane________by the time I________there.
I will not leave you alone.________I go,I will take you along.
The________he learns,the________knowledgeable he will be.