题目内容
单句改错
Although he studied hard, but he failed the math exam．
__________________
A B C D
I have lost the key of the room.
(综合题)单句改错
Tom have a fever．He should have a rest．
____________________．
找出句中的错误并改正
Mike is stay for five days．________
Mary and I are different．She is more smarter than me．
______________________
---Are you a teacher？(你是位老师吗？) ---Yes，I'm．
