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课时作业(十七) [必修4 Unit 2 Working the land] [限时：30分钟] Ⅰ.多项选择 1．The father has been ________ for many years in order that his only son can be equipped with higher education. A．fighting B．struggling C．working D．laboring 2．Pictures on TV show the quakehit capital________to ruins and helpless survivors waiting eagerly for relief. A．decreased B．destroyed C．returned D．reduced 3．You'll become more confident and stronger after you finish your senior school lessons. You see, hard work ________ character. A．puts up B．builds up C．sets up D．turns up 4．It is ________ ill health that she is now not so active in the movement. A．instead of B．in place of C．due to D．in face of 5．We have every reason to believe that progress in new technology will ________a more comfortable life. A．lead to B．refer to C．turn to D．stick to 6．He didn't believe the explanation of the detective and determined to get to the ________ of the case on his own. | 
