A. making B. make C. be made D. made
A. frequent B. frequently C. frequence D. frequented
A. agreement B. agree C. agrees D. agreed
A. difficult B. difficultly C. more difficult D. most difficult
A. make B. conduct C. do D. offer
A. would have invited B. have invited C. will invite D. had invited
A. regarded B. replaced C. presented D. involved
A. look after B. turn on C. take off D. bring up
A. with B. in C. for D. on
Although B. unless C. As D. While
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