金钥匙培训学校英语试卷郝巍二、单项选择（15小题，每小题分，共15分）从A、B、C、D四个选项中选出一个最佳答案, 将其标号填入题前括号内。（ ）21. Where is Toms and Peters homework?The two students_ ill yesterday, and they didnt come to school.A. are all B. were all C. are both D. were both( ) 22. Lovely weather, _it?Yes，it is warm today.A. doesnt B. isnt C. wont D. wasnt ( ) 23. _ does he swim? He swims twice a week.A. How long B. How soon C. How old D. How often( )
