If you _____ smoke, please go outside because this is a non-smoking office.
| A．must | B．should | C．can | D．may |
36. On Christmas Day people walk about in the street _____ their best.
| A．and wear | B．and put on | C．dressed in | D．to wear |
35. When a person wants to operate the computer, _____ read instructions first.
| A．you will have to | B．one must | C．they will have to | D．he has to |
34. _____ many other scientists, Albert Einstein enjoyed music besides scientific
research work.
| A．In common | B．In the same | C．In common with | D．As |
33. He did as much as he _____ her.
| A．could help | B．could to help | C．helped | D．Helping |
32. The town has changed a lot _____ what it was before.
| A．compared to | B．comparing to | C．compared for | D．comparing with |