国家开放大学 / 综合英语（3）
– Have you had any tests yet in your English class?
–
A. To tell you the truth, I failed the Chemistry exam.
B.The problem is that my grammar is very poor.
C.We had our first one a couple of days ago.
–
A. To tell you the truth, I failed the Chemistry exam.
B.The problem is that my grammar is very poor.
C.We had our first one a couple of days ago.
参考答案：