题目内容
___________I am in trouble, my classmates will help me out.
A. Before B. Whenever C. Although
B
解析试题分析：Before在……之前；Whenever每当；Although虽然，尽管。句意：每当我陷入困难中时，我的同学都会来帮助我。结合语境可知选B。
考点：考查连词辨析
快乐小博士巩固与提高系列答案A moment, please! Let me take down what you’ve said _______ I forget.
| A．before | B．when |
| C．until | D．after |
---How was your climb up Mount Tai?
---I didn’t believe I could do it I got to the top．
| A．until | B．unless | C．after | D．when |
Frank often wears a mask _____ he can keep fit in the foggy and hazy (霾) weather.
| A．only if | B．until |
| C．so that | D．even though |
___________ the car’s old, it still runs well.
| A．Because | B．So | C．Although | D．But |
Don't eatjunk food, it's bad for your health.
| A．because | B．if | C．though | D．so |
— Could we practice playing the guitar in the hall, Sir ?
—No , ___________ you have the principal’s (校长) note.
| A．if | B．unless | C．because | D．since |
Although it was very cold, he went out without an overcoat.
| A．but | B．/ | C．and | D．so |