Children _____ to difficult situations are better at handling those _____ tasks.
| A．exposing; challenging; | B．exposed; challenged |
| C．exposed; challenging | D．exposing; challenged |
He advised the fanners to choose the best seed-heads,____ that had the best colour.
| A．the one | B．the ones | C．one | D．ones |
Forgive him, please. I don't think he broke your mirror____.
| A．with care | B．on purpose | C．for fun | D．with aim |
The weather in Britain is ____too cold in winter___too hot in summer.
| A．either; or | B．both; and | C．neither; nor | D．or; and |
There _____ a lot of coal mines in the south, but many of them have been closed or are _____ be closed.
| A．use to having; about to | B．used to be; to |
| C．use to having; going to | D．used to be; supposed to |
If you have a problem _____ your composition, you had better ask your teacher ______.
| A．in; on some advice | B．for; for some advices |
| C．on; some advice | D．with; for some advice |