7、B.whendoesthefirstclassbeginC.whereisthedininghallD.howmanyclassesourschoolhasB1.com16.Jack usually helps children_____ in her free time every weekend. A. reading B. read C. to reading D. reads 17.You can ______ how excited I was when I heard the news.
8、 A. know B. think C. imagine D. agree 18.He was sleeping _____ someone called on the phone. A. when B. while C. as D.