It was in the garden of his old house ______ he grew up ______ he dug up a pot of gold.
| A．that; that | B．where; where | C．that; where | D．where; that |
Children’s brains can’t develop properly_______ they lack protein(蛋白质).
| A．when | B．since | C．because | D．unless |
______ I had done it I knew I had made a mistake.
| A．Hardly | B．Directly | C．Mostly | D．Nearly |
Elbert Einstein, for ______ life had once been very hard, was successful later in science .
| A．whom | B．whose | C．which | D．his |
You are really very kind. I’ll never forget the you have done to me.
| A．favour | B．deed |
| C．help | D．good |
It was quite a long time I made it out what had happened.
| A．after | B．before | C．when | D．since |