二、单项填空(共15分)
21. ---I’m sorry I shouldn’t have laughed at you the day before.
--- _________ .
A.My pleasure | B.Thanks | C.Take it easy | D.Forget it |
I visited Mr. Johnson during his stay in Shanghai he attended a most important conference there.
A.when | B.which | C.where | D.in which |
The time is drawing near food raised in space will directly benefit human below.
A.where | B.when | C.whether | D.why |
Electrical products no longer in use contain dangerous materials which can be released into the environment when they are _____.
A.taken apart | B.given away | C.fixed up | D.handed over |
There can be little doubt _____ bombing Libya would drive thousands more to take up arms.
A.why | B.Whether | C.that | D.How |
The train was crowded and I had to get into a carriage _______ there were already seven other passengers.
A.which | B.where | C.what | D.when |