—What do you think we can do for our aged parents?
—You __________ do anything except to be with them and be yourself.
| A．don’t have to | B．oughtn’t to |
| C．mustn’t | D．can’t |
Only when he got on the train _________ that he had left his mobile phone at home．
| A．he realized | B．he had realized | C．had he realized | D．did he realize |
________I admire Gao Xiaosong as a famous musician，I don’t like his lifestyle．
| A．If only | B．Only if | C．Much as | D．As much |
Sometimes paragraphs need to be rearranged for the story to ___________．
| A．concentrate on | B．speed up | C．1eave out | D．make sense |
Today, _______ people speak English as their first, second or a foreign language than ever before.
| A．many | B．some | C．more | D．most |
It was the first time in two years that I________ my youngest son face to face.
| A．have seen | B．had seen | C．saw | D．see |