In the last few years, China ____ great achievements in environmental protection．
| A．has made | B．had made |
| C．was making | D．is making |
—You don't seem to be quite yourself today. What's wrong?
—Oh, I'm suffering from a cold. Nothing serious,
| A．yet | B．indeed | C．though | D．anyway |
. The most favorite room is the tidy study with a fireplace, we can watch TV and enjoy the nice scenery outside.
| A．where | B．when | C．that | D．which |
I often have conversations with John over telephone, while keep in touch with Tom by__________ letter.
| A．不填;;the | B．不填;a | C．the;不填 | D．the; a |
I lost my way in complete darkness and, matters worse, it began to rain.
| A．made | B．having made | C．making | D．to make |
She had golden hair when she was a child, but_________ she got older and older, her hair went darker and darker.
| A．while | B．when | C．after | D．as |