题目内容
In summer milk will quickly go bad_____ it is put into a fridge.
| A．though | B．unless | C．because | D．once |
B
解析试题分析：句意:在夏天，牛奶很快就会变质，除非把它放在冰箱里。though虽然，尽管，引导让步状语从句；unless 除非，如果不，引导条件状语从句；because 因为，引导原因状语从句；once曾经，一旦，一次。根据句意可知选B。
考点：考查连词。
You won’t feel happy at school_______ you get on well with your classmates.
| A．though | B．when |
| C．unless | D．because |
Eddie was sleeping __________ Millie was reading a magazine.
| A．as | B．when | C．while | D．During |
---- Don’t play with the knife, _______ you’ll cut yourself.
----Sorry, I_________ .
| A．so, can’t | B．and, won’t |
| C．or, don’t | D．or, won’t |
Don’t run in the classroom, you may hurt yourself.
| A．and | B．or | C．but | D．so |
It’s difficult to make your dream come true you can live bravely, excitingly and imaginatively.
| A．although | B．until | C．if | D．unless |
In a position like this, one can ________ stand up _______ lie down . So it is very uncomfortable.
| A．both… and… | B．either… or… |
| C．neither… nor…. | D．not only… but also… |
—Did you give Tom a call?
—I didn’t need to , ________ I’ll see him soon.
| A．when | B．though | C．until | D．because |