—Too much homework has made me tired these days, Mr. Zhang.
—That’s true. But a small tree won’t grow into a big tree it experiences lots of winds and rains.
| A．if | B．because | C．when | D．unless |
we were quite tired, we still went on working.
A．Because; / B．Although; but C．Although; /
The little girl was very happy ______ her new friend gave her a beautiful present.
| A．but | B．because |
| C．so | D．although |
--Let’s go hiking in the mountains this weekend. --______it rains.
| A．If | B．Unless | C．When | D．Whether |
--Why is she at Xiao Ying’s home? --_________ they are friends.
| A．So | B．For | C．Since | D．Because |
— Why didn’t you try your best to get on the subway?
— I tried to, but it started moving ______ I could get on it.
| A．before | B．after | C．since | D．if |
Ricky was ill yesterday, ______ he had to stay at home.
| A．because | B．but | C．or | D．so |
--The air pollution is terrible.
--It will be worse_______ we take action to protect the environment.
| A．if | B．unless | C．until | D．when |
I’m going to look for another job ________ the company offers me more money.
| A．after | B．unless | C．When | D．for |
Tom doesn’t have a tennis bat , _____ Helen _______ .
| A．and , does | B．and , do |
| C．but , does | D．but , do |
-Your grandfather often does Tai Chi in the park.
-Yeah, bad weather stops him.
| A．when | B．since | C．unless | D．because |
Hurry up, you will miss the plane.
| A．and | B．but | C．so | D．or |
My son eats junk food only once a month ,______he loves it very much.
| A．so | B．but | C．and | D．although |
– Our holiday in Beijing cost a lot of money.
– Did it? Well, that doesn’t matter ___________ you enjoyed yourselves.
A. unless B. if C. while
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