1 I am sorry to have kept you____.
A) wait B) to wait C)waiting D) waited
keep sb doing 让某人不停地做某事,“很抱歉让你久等了”选择D
2 If ____the same medicine again,he is sure to get well.
A)giving B)give C) given D)being given
选择C,“如果他再一次被给了这种药,他肯定会好起来的”.D表示被动的动作正在进行.
3 As soon as i entered the room,i caught sight of flowers____by my father.
A) buying B) being bought C) were bought D) bought
选择D,过去分词作后置定语,花是被买的,B表示被动的动作正在进行,C是谓语动词,与整句的谓语没有连词连接,错.
4 The book store,_____ last year,is very popular among the students in this school.
A) open B) opening C) having opened D) opened
选择D,解释同上一题.
5 The Olympic Games,______in 776 B.C,did not inclue women players until 1912.
A) first holding B) to be first held
C)first held D)to be first holding
选择C,奥运会是被举行,被动,只有BC两个答案,B表示将来的被动动作,不符题意.
6 I won't have you ____his bike in my kitchen any more.
A) to clean B) having cleaned C) clean D) being cleaned
选择C,have sb do sth 让某人做某事,
PS：分词中,ING表示主动,ED表示被动,to be done表示将来的被动,being done表示被动正在进行.