Translation (5 minutes)

　　87. Only when you passed the test requires________(你才能申请驾照).
　　88. Working mother today feel it difficult ______________(保持事业和家庭之间的平衡).
　　89. We ______________(本来可以避免这个愚蠢的错误), but we did not follow his advice.
　　90. He is well into thirties, it is about time he_______________(安顿下来，开创一番事业).
　　91. If you_______________(发现自己在排队等候), at a supermarket checkout counter, you are likely to get impatient.
 

　　【答案】
　　87. can you apply for a driving license
　　88. to keep a balance between career and family
　　89. could have avoided this foolish mistake
　　90. settled down and started his career
　　91. find yourself queuing up