I"m happy ________________ you are happy.A.  if   B. unless  C. as long as

I"m happy ________________ you are happy.A.  if   B. unless  C. as long as

题型:不详难度:来源:
I"m happy ________________ you are happy.
A.  if   B. unless  C. as long as
答案
C
解析
同样是引导条件状语从句,if强调的是“两种可能性”,如果这样,就会怎样;如果那样,就会怎样。unless相当于if not,如果不。as long as经常用来表示说话者的愿望,只有它符合题意,表示:你快乐,我才快乐;表达了我希望你快乐的意愿。
举一反三
____________ your father saw you, what would he say?
A. If  B. Suppose   C. Unless
题型:不详难度:| 查看答案
---Could you please give the dictionary to Wang Feng?
---Yes, of course! I’ll give it to him ________ he comes back.
A.sinceB.before
C.as soon asD.until

题型:不详难度:| 查看答案
The news _____ the spaceship succeeded in returning to the earth spread everywhere.
A.thatB.which
C.whether D.what

题型:不详难度:| 查看答案
It’s uncertain ____ the fashion show will be held next week.
A.whatB.why
C.whetherD.that

题型:不详难度:| 查看答案
      I toured the Great Wall,I was deeply impressed with the beautiful scenery.
A.For the first timeB.At first
C.The first time D.It was the first time

题型:不详难度:| 查看答案
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