Don’t ______ a person only because he has failed in an examination.
| A．look up | B．look down |
| C．look down on | D．look up to |
183. Hearing the funny speech given by the famous professor, all of us burst into _____.
| A．laughed | B．laughter | C．laughing | D．Laugh |
182. To the sea captain’s surprise, he found thattravel could also be quite pleasant.
| A．earth | B．land | C．ground | D．Plain |
181. In the hospital, there are a lot of _____.
| A．ladies doctors | B．lady doctors | C．ladies doctor | D．woman doctors |
180. There is a _____ of understanding between them. Otherwise, they will be good friends.
| A．sufficiency | B．abundance | C．adequacy | D．Lack |
179. In China, the majority of men earn their living by manual ______.
| A．labour | B．task | C．job | D．Work |