2013最新高考英语考点闯关（二十九） 状语从句（连词。连词短语辨析）
1.To show our respect, we usually have to take our gloves off ________ we are to shake hands with.
A．whichever B．whenever
C．whoever D．wherever
2.One Friday, we were packing to leave for a weekend away ________ my daughter heard cries for help.
A．after B．while
C．since D．when
3.Mary made coffee ______ her guests were finishing their meal.
A．so that B．although
C．while D．as if
4.The little boy won't go to sleep ______ his mother tells him a story.
A．or B．unless
C．but D．whether
5.Tom was about to close the window ______ his attention was caught by a bird.
