—_______hard work you have done!
—It’s very kind of you to say so.
| A．What | B．How |
| C．What a | D．How a |
I saw him in the library yesterday．He________a book at that moment．
| A．reads |
| B．is reading |
| C．was reading |
| D．will read |
（北京）—What were you doing when we were playing basketball yesterday afternoon?
—I________the classroom．
| A．was cleaning |
| B．have cleaned |
| C．will clean |
| D．clean |
My alarm didn’t________．So I woke up late．
| A．put off |
| B．go off |
| C．take off |
| D．get off |
There is a ruler on the ground．Please________．
| A．pick up it |
| B．pick it up |
| C．pick up them |
| D．pick them up |
I was staying at home and watching TV________the time of the rainstorm．
| A．for |
| B．by |
| C．at |
| D．in |