综合练习：
A Put the words in the following sentences:
series outdoors thunder entirely power curtain dusty
1. There's been a whole _______ of accidents
on this road.
2. Although Tim and Mike come from ______
different backgrounds, they became close
friends.
3. He is fascinated by the ______ of musi c.
4. The storm brought strong winds, ________
and lightning.
5. “How can Linda recover from her illness in
this room when it’s so dirty and ______? It
will only make her worse,” said the doctor.
6. Please draw the _________; the sunlight is
too bright.
7. It's warm enough to eat _________ tonight.
B Complete the following sentences with the right expression:
set down, go through, on purpose, in order to, at dusk, face to face
1. I have heard of him before, but I’ve never
met him _________.
2. —Sorry, I didn’t break the plate __________.
—It’s OK. Don’t worry about it. It happens, doesn’t it?
