------Thank you very much for giving me a hand when I was in trouble.
------Don’t mention it. I only did what anyone else _______ in my place.
| A．must do | B．might do |
| C．would have done | D．can have done |
Giving up my job to go back to full-time education was a big __________, but now I know it was the best decision I ever made.
| A．project | B．commitment | C．competition | D．ambition |
I can __________the house being untidy, but I hate it if it’s not clean.
| A．come up with | B．put up with | C．live up with | D．keep up with |
When asked why he prefers bikes to buses, the professor said, “Riding a bicycle takes __________ half an hour, but it’s more convenient and environmentally friendly. ”
| A．absolutely | B．accurately | C．approximately | D．exactly |
I like __________in the early morning when the air is fresh and I can take a walk around the garden.
| A．that | B．it | C．which | D．what |
Beijing was attacked by such a terrible sandstorm __________few citizens has ever experienced before.
| A．where | B．as | C．when | D．which |