题目内容


_______environmental damage is done, it takes many years for the ecosystem to recover．
A．Even ifB．If onlyC．WhileD．Once
D
   
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We’ll buy a11 the products in your storehouse, ______ of course the price is reasonabte．
A．providedB．unlessC．thoughD．until

Many of them turned a deaf ear to her advice, _______ they knew it to be valuable.
A．even thoughB．now thatC．as ifD．as long as

. With the introduction of the computer, there is no complicated problem ________ can be solved in a few hours.
A．asB．whichC．thatD．but
It depends on _______ he has enough money.
A．ifB．weatherC．if or notD．whether

Everybody had an impression        she was a good match for the young man．
A．thatB．whichC．with whichD．for which
_______ I admit the problem is very serious, I don't think it can't be solved.
A．WhileB．WhenC．AsD．Because

is true friendship is that he or she would like to do all she can           his or her friends when they are in trouble．
A．What；helpB．It；to helpC．What；to helpD．Which；help

In the video of US Gulf incident, a person replied in _______ seemed to be an American accent: “This is coalition warship.”
A．whichB．whatC．thatD．where

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