_________ the math problem is difficult, I’ll try hard to work it out.
A. When B. Though C. Before
—— ______ is the weather like today? ——It’s _____.
| A．How, windy | B．What, windy |
| C．How, wind | D．What, wind |
All the children like Mr White very much because he often makes them
| A．laughed | B．laugh |
| C．laughing | D．to laugh |
It’s a beautiful, hot day today,________ temperatures _______the thirties.
| A．with; with | B．in; in |
| C．in; with | D．with; in |
Heilongjiang is in the _____of China.
| A．north-east | B．northwest |
| C．south-east | D．south-west |
He found _________ to sleep.
| A．difficult to get | B．it difficult getting |
| C．it difficult to get | D．that difficult to get |