“你正在做什么？”如何表达：
A. What are you doing?
B. What do you do ?
Thank you ________ giving me so much help.
| A．to | B．for | C．with | D．in |
The basketball ______________ the bed isn’t mine.
| A．under | B．is under | C．is on | D．is |
It often rains __________ in the summer of Nanjing.
| A．strong | B．big | C．hard | D．heavy |
There _________ a ruler and some pencils in the pencil-box.
| A．be | B．is | C．are | D．has |
That storybook is very _________. The children are _________ in it.
| A．interesting; interest |
| B．interest; interested |
| C．interesting; interested |
| D．interested; interesting |