If you _____ smoke, please go outside because this is a non-smoking office.
| A．must | B．should | C．can | D．may |
I like_____ in the autumn when the weather is clear and bright.
| A．this | B．that | C．it | D．one |
1.He is talking so much about America as if he________ there .
| A．had been | B．has been | C．was | D．has gone |
While in university，we were offered a number of afterschool activities to ________ our social skills.
| A．create | B．gr ow |
| C．develop | D．settle |
--- Are you worried about her safety?
--- Just ________. She isn’t alone.
| A．entirely | B．gradually |
| C．generally | D．slightly |
More consumers are waiting for the further drop of housing prices with money in their hands rather than ______ houses, according to a report.
| A．to buy | B．buying |
| C．buy | D．bought |