第二部分 英语知识运用（共两节，满分45分）
第一节 单项填空（共15小题；每小题1分，满分15分）
21. In communication, a smile is usually _____ strong sign of a friendly and _____ open attitude.
A. the; / B. a; an C. a; / D. the; an
22. The wild flowers looked like a soft orange blanket the desert.
A. covering B. covered C. cover D. to cover
23. In American there are more households(户主) with pets than ____ with children.
A. those B. these C. ones D. that
24. Have you got any ______ to make?
A. impressions B. comments C. reactions D. opinions
25. ---What do you think has made Tom feel down?
---- ______ his seat in the election, I think.
A. As he lost B. Lost C. Losing D. Because of losing
26. Mr. Harris apologized for the children ______ the lady _____ what they had done.
A. to; to B. to; for C. for; to D. for; for
