Ⅰ.单句语法填空
1．The problem was so confusing(confuse) that few people can work it out.
2．He made a lot of rude remarks(remark) about the food here.
3．The two cars differ in color—one is red，and the other is blue.
4．The number of exchange students to China has grown steadily(steady)．
5．It seemed a small challenge compared(compare) with the one I had experienced.
6．Her mother is fond of western music，while her father is interested in Beijing opera.
7．He has collected a variety(vary) of foreign stamps to be displayed next month.
8．The heavy rain made it more difficult for us to finish the work on time.
9．Obviously(obvious)，the girl was confused when she was asked by the teacher.
