—Can you help me with the math problem, Dad? ___________.
—OK, let me think it over.
| A．I’m fed up with it | B．I’m stuck |
| C．I didn’t get it | D．I can’t find it |
----What's the matter with you, Lucy?
----After the long walk, my legs __________and I couldn't go any farther.
| A．gave off | B．gave in |
| C．gave up | D．gave out |
It’s crazy of you to spend more time playing computer games than you ______ studying.
| A．are | B．do | C．have | D．will |
Those successful deaf dancers think that dancing is an activity __________ sight matters more than hearing.
| A．when | B．whose | C．which | D．where |
There’s no doubt ______ the famous professor will come to give us a lecture.
| A．if | B．that | C．what | D．whether |
Almost everyone has his own strengths and weaknesses. It is ________ others are weak that maybe you have a great advantage.
| A．as | B．where | C．that | D．what |