The Smiths consider ______ a computer, which is commonly considered ______ a great help in our work and study.
| A．to buy; to be | B．to buy; being |
| C．buying; to be | D．buying; being |
April Fools' Day is a day to play jokes on others, but no one knows when such a custom first ______.
| A．comes into being |
| B．came into being |
| C．is come into being |
| D．was come into being |
I appreciated ______ the opportunity to study abroad two years ago.
| A．having been given |
| B．having given |
| C．to have been given |
| D．to have given |
The Johnsons have moved to a different house ______ their children can attend a better school.
| A．even though |
| B．so that |
| C．as if |
| D．in case |
-What's the time now?
- ______ my watch, it is 4-o'clock.
| A．Thanks to | B．Belonging to |
| C．Referring to | D．According to |
My father was warned by the neighbours that we were ______.
| A．in peace |
| B．in relief |
| C．in charge |
| D．in danger |