6.on　句意是“明天有一场关于代数的考试”。　

5.why　由答句可知。　

4.might　表示猜测，语气不是很肯定。　

3.dropped　由问句可知。　

(补全对话，每空一词。)　

A:I’m anxious,because I 　1　 find my backpack.　

B:Really?　2　 did you drop it?　

A:I think I 　3　 it during the concert.　

B:So it I 　4　 still be in the symphony hall.Go there to have a look.By the way,　5　 are you so anxious?　

A:Because I have a test 　6　 algebra tomorrow.　

B:Oh,terrible.　

A:It’s 　7　 that it counts 20% 　8　 the final exam.　

B:I’m 　9　 to hear that.　

A:　10　 you have any ideas,please call me.　

B:OK.I will.　

答案：’t　下文说“drop it”，说明“找不到”。　

2.Where　下文说“可能在交响乐大厅”，说明这里询问的是“哪里”。　

5.This shirt is_________small and I can’t wear it.　

答案：1.does;belong to　2.didn’t;until　3.has been used up　4.because of　5.much too　

●Exercises for function items　

(交际用语专练)

4.I didn’t go to the cinema_________business.　

3.-Can I borrow some water from you?　

-I’m sorry.It _________.

2.She_________watch TV_________she finished her homework.　

(用方框内词组的适当形式完成句子。)　

belong to　not...until　use up　because of　much too　

1.-Who_________the house _________?　

-Mr.Smith.