哪位帮忙做几道英语复合句的选择题11-20

哪位帮忙做几道英语复合句的选择题11-20
11.Nowadays teenagers like to go to fast food restaurants,__ serve junk food.
A.which B.who C.what D.where
12.During the summer holidays,we paid a visit to _ was once our primary
the workers use as a store.
A,what,that B.where,which C.when,so D.that,that
13.Finally the little boy toid us everything ___ he had seen and heard in the
street.
A.which B.what C.whatever D.that
14.What surprised me was not what he claimed but __ he said it.
A.the way B.in the way that C.in the way D.the way which
15.Although he is considered as a great artist,____
A.his paintings don't sell well
B.but his painting don't sell well
C.however his paintings don't sell well
D.and his paintings don't sell well
16.The English play ___ my students acted at the New Year's party Was a great
success.
A.for which B.at which C.in which D.on which
17.More and more people are learning English,___ has drawn much attention of
the public.
A.the importance B.which importance
C.its importance D.the importance of which
18.___ I admit that the problems are difficult,I don't agree that they can't be
solved.
A.While B.In case C.As D.Because
19.The foreign settlers began killing the native citizens __ they set foot on the
island.
A.at the moment B.for the moment
C.in the moment D.the moment
20.We had Waited for ____ seemed like ages before the police finally came to our
rescue.
A.that B.whether C.what D.which
为什么和我的答案有如此多的不同？