This is a very convenient place to live in, is an airport connecting all the big cities.
| A．20 km northwest of it | B．20 km northwest of which |
| C．northwest 20 km to it | D．northwest 20 km of which |
Hardly ________ to speak ________ someone interrupted him.
| A．had he begun; when | B．he had begun; while |
| C．did he begin; when | D．he begun; when |
Is it that you often play computer games ________ worries your parents?
| A．why | B．that |
| C．which | D．what |
To live with a high ideal is a successful life. It is not what one does, ________ what one tries to do, that makes a man strong.
| A．nor | B．but |
| C．or | D．and |
David said that it was because of his strong interest in literature ________ he chose the course.
| A．that | B．what |
| C．why | D．how |
How many countries ________ the European Union made up of, do you know?
| A．is | B．are |
| C．have | D．has |