1.It is said that the price of that beach house,which you we

1.It is said that the price of that beach house,which you were looking forward to buying ,has fallen _____ a further 200 dollars a square metre.
A.at B.by C.with D.for
(选B,我选的A,我觉得应该选to,结果没这个答案）
2.Winter in ____ north of Harbin are for ____ most part beautiful and wonderful .
A.the;the B.the;/ C./;/ D/;a
(答案选的A,我选的B）
3.The information he gave us is more important than ____ we got ourselves.
A.one B.those C.that D.the one
(答案选C,为什么不选D,我觉得这里就算不用the one ,也至少要用what)