问题描述：
| It is not ____for me to return all the books to the library now because I still need them. |
| [ ] |
| A. mature B. convenient C. available D. tight |
考点提示：形容词
最佳答案： | B |
It is not ____for me to return all the books to the library now because I still need them. [ ]A. mat
It is not ____for me to return all the books to the library now because I still need them. [ ]A. mat
最佳答案： 