Nothing can _____ the fact that old people and children are our responsibility.
A. apply
B. after
C. change
D. adapt
查看答案
His success was because of the fact______he had been working hard.
A. that
B. which
C. what
D. it
This problem is said_____three times
A. discussing
B. to discuss
C. having been discussed
D. to have been discussed
My uncle said that he would telephone but I _____from his so far.
A. didn't hear
B. hadn't heard
C. haven't heard
D. won't hear
The customers insist that the goods______right to their homes
A. deliver
B. be delivered
C. must be delivered
D. should deliver
微信支付 
支付宝支付