Where __ you __ the key? I ____ it yet.
| A．did; put;didn’t find | B．did; put; haven’t found | C．have; put; didn’t find | D．have; put; have found |
To make sure that he was at home, I called him up ____ .
A. by chance B. in general C. in particular D in advance
In face of ____ failure, it is the most important to keep up ____ good state of mind.
| A．不填, a | B．a, 不填 | C．the, a | D．不填, the |
_____ from the table, he made a suggestion that we _____some money for those who suffered a great loss in the terrible earthquakes.
| A．Upon rising; raised | B．On raising; raised |
| C．Upon rising; raise | D．On raising; rise |
You never imagine what trouble I have _________this paper in my house.
| A．finding | B．to find | C．found | D．for finding |
— English has a large vocabulary, hasn’t it?
—Yes. ____ more words and expressions, and you will find it easier to read and communicate.
| A．Known | B．Knowing | C．To know | D．Know |