问题
A computer is very popular and helpful .— I think so. It _______ in many different fields.
A:used
B:will use
C:is used
D:was used;
B:will use
C:is used
D:was used;
正确答案是：
同类题型
Is this the dictionary _____ you are looking________?
Try____ she might, Sue couldn’t get the door open
The new policy, if strictly______, is bound to benefitlots of low-income families
Jimmy was so nervous not a single word downin the dictation.
You should save some money __________ you can buy a gift for your mother.