She remains optimistic （乐观的） in spite of so much hardship she has _______ ．
| A．gone through | B．looked through |
| C．gotten through | D．passed through |
— I have a dream of being a pilot.
— ______ You are afraid of heights!
| A．I couldn’t agree more. | B．That’s a good point. |
| C．It sounds very nice. | D．You can’t be serious. |
An excellent musician can not only sing songs wonderfully but also ______ songs and even play several kinds of musical instruments.
| A．direct | B．compose | C．perform | D．act |
Over the past decades, China _______ significantly under the correct leadership of the CPC, he said. The CPC's 18th National Congress will exert great influences on China's future and Africa highly expects of China's further growth.
| A．changed | B．is changing | C．had changed | D．has changed |
It is in this laboratory ______ is run by Mr. Wu ______ the experiments are done.
| A．which; that | B．that; which | C．where; that | D．that; where |
He was really disappointed to find that he had failed to make himself ______, although he tried his best to describe vividly.
| A．pay attention | B．paying attention to | C．paid attention | D．paid attention to |