问英语4道选择题和一道句型转换~~~~~快~

问英语4道选择题和一道句型转换~~~~~快~
1.The car can run______300 miles an hour.
A.as fast than B.such fast as
C.so faster than D.as fast as
2.Relax_______and make yourself feel comfortable.
A.as possible as you can B.as more as you can
C.as more as possible D.as much as possible
3.He came to school________than I expected.
A.early B.much earlier C.more early D.more earlier
4.It was hot yester,but today it is even______.
A,hot B.more hotter C.more hot D.hotter
5.He is as tall as my younger brother.(保持原意,改写句子)
He is of the same_____ ______my younger brother.