第1个回答 2009-12-29
1.
It is too difficult for meto solve this problem
It is so difficult that I cannot solve this problem
It is difficult enough that I cannot solve this problem
5.I lay on the bed and fell asleep quickly
第2个回答 2009-12-29
1.Problem asks for me too hard, and I can not be calculated.
2. When the fire occurs, one can escape from this gate.
3. Light to 30 kilometers per second, the speed of transmission. 4. If you are in space travel, you will find your body weight loss of .
5. I lay down in bed soon fell asleep.
第3个回答 2009-12-29
This problem is too difficult for me to work out .
I can't work out the problem which is difficult enough .
The problem is so difficult that I can't work out it .
第4个回答 2009-12-29
1.This problem is too difficult to me solve it.
This problem is difficult enough, I can not solve it.
This problem is so difficult that I can not solve it.
2.When the fire happend,people can go out form this door.
3.
4.If you travel in the space,you can found your body have no weight.
5.I go to the bed and fall asleep quick.