Ⅰ.单句语法填空
1．To help (help) us prepare for the exam, the teacher suggested reading through our notes.
2．The dancer's incredible performance had the audience on its feet clapping (clap) for 10 minutes at the end of the show.
3．Technological innovations, combined (combine) with good marketing，will promote the sales of these products.
4．The pressure to compete(compete)causes Americans to be energetic, but it also puts them under a constant emotional strain.
5．He was a teacher respected (respect) by all his students.
6．Working (work) hard at your lessons, you will pass your exam easily.
7．Surrounded (surround) by many young people, the old man was very happy.
8．They can see everything happening (happen) on the line.
9．He was seen to play (play) basketball on the playground just now.
10．The chair looks rather hard, but in fact it is very comfortable to sit on．
