Not until____ did Humphrey begin working.
| A．did it stop raining | B．had it stopped raining | C．it stopped raining | D．it stops raining |
The education of young is always hot and serious topic in modern society.
| A．the; / | B．a; the | C．/ ; the | D．the ; a |
_________ the city, he looked forward to the visit anxiously.
| A．Having not been to | B．Having never been to |
| C．Not having gone to | D．Never having been to |
Are you chairman? --- No, and I _________.
| A．don’t want to | B．don’t want |
| C．don’t want to be | D．don’t want be |
--------Do you think it is going to rain over the weekend? -----__________.
| A．I don’t believe | B．I don’t believe it |
| C．I believe not so | D．I believe not |
Hardly _____ into the country ______ it began to rain.
| A．we had got; when | B．we got; than |
| C．had we got; when | D．did we got; than |