1:___,and you can see the whole city of Nanjing clearly.

1:___,and you can see the whole city of Nanjing clearly.
A:If you climb to the hill B :Unless you reach the top of the hill
C :Get to the top pf the hill D:Standing on the top of the hill
选哪个,为什么?
求解析（详细)每个答案不能选的原因要说出来
2:Trees must be palnted___there is a lot of sunlight
A:in which B:that C:which D:where
选哪个,为什么?同上,
来点详细的回答。如第一题，C为什么不行，第二题A为什么不行