[求助] help!-->janegaojian转移

poplar

hello,

my questions are:

1.despite recent attempts to prove(     ) did indeed reach the north pole in 1909, the evidence still remains questionable. a, what robert peary.b, that robert peary. why?

2. a silkworns has glands that secrete a liquid that hardens into silk(      ) comes into contact with air. a, as it .       b, that                 why?

3.after the revolution,although some advances were made in education,(      ) a slow process.     a, there  was.        b, it was.    why?

4.the great majority of hawks are more useful to humans than they are harmful,but there is still (             )        a, widespread prejudice against them            b, a widerspread of prejudice againat them.                           why?

5. it was not until emily had arrived home(      ) remembered her appointment with the doctor.   a, she .            b, that she.          why?

  thanks     a     lot!

grenuisx

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