题目内容
_______ I’m not sure of winning the match, I will have a try anyway.
| A．While | B．Before | C．Once | D．Since |
A
解析试题分析：A. While当…时候，虽然，然而，B. Before在…前面，C. Once曾经，一旦，D. Since自从，因为，句意：虽然我对赢得比赛没有把握，但是不管怎样我会试一下的。所以选A。
考点：考查连词
名校名师培优作业本加核心试卷系列答案
全程金卷系列答案____ I'm mistaken, I've seen that tall man at a party before.
| A．If | B．As | C．Unless | D．When |
Some of my workmates prefer to send to our QQ group ______ news they got.
| A．whatever | B．however | C．whichever | D．whenever |
—Mom, can I go out and play with my friends now?
—No, honey, you can’t _____ you haven’t recovered from the knee injury.
| A．until | B．before | C．as | D．unless |
Be sure to take a trip to the Wadesell． it's a long drive on a dirt road，it's well worth the trouble．
| A．Only if | B．Now that | C．Even though | D．In case |
_______ you’ve got a chance, you might as well make full use of it.
| A．Now that | B．After | C．Although | D．As soon as |
You cannot take back your words _________ they are out of your mouth.
| A．before | B．whether | C．once | D．while |
Sinking in the cheers of people, David walked off the stage, tears dropping he could stop them．
| A．after | B．when | C．until | D．before |
—Coach，can I continue with the training?
—Sorry，you can’t________you haven’t recovered from the knee injury.(2012·重庆，30)
| A．until | B．before |
| C．as | D．unless |