Can you __________ behind after the others have gone and help me clear up?
| A．stay | B．fall | C．remain | D．turn |
Tom eagerly findished up ________ was left of the chicken pie.
| A．what | B．that |
| C．which | D．where |
Being angry is OK, but knowing how to tell someone ________ made you angry is important.
| A．that | B．which |
| C．why | D．what |
As a matter of fact, ________ matters most in learning English is enough practice.
| A．where | B．why |
| C．which | D．what |
Good food, good sleep, no exercise. That's ________ he gained weight.
| A．how | B．when |
| C．what | D．whether |
It gives his life a flying start ________ he has gone abroad for further education.
| A．what | B．when |
| C．that | D．how |