Email, as well as letters, ______ an important part in daily communication.
A．is playing B．have played C．are playing D．play
Peter’s jacket looked the same as Jack’s ,but it cost_______his.
A. as twice as much B. twice as much as
C. as much twice as D.as much as twice
Mathilde lost the necklace ______ the evening when she and her husband took part in the palace ball.
A. until B. at C. on D. in
Only when the war was over_______ to his hometown.
A. did the young soldier return B the young soldier returned
C. returned the young soldier D the young soldier returned
______no need for us to discuss the problem again since it has already settled.
A. It has B. There has C. It is D. There is
The windows haven’t cleaned for a long time．They need ______.
A．to clean B．to be cleaned C．cleaning D．B and C
