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（练）-2017年高考英语一轮复习讲练测（原卷版） 人教版2017届高三一轮英语复习资料 选修8 Unit 1．People who can’t ________ between colors are said to be colorblind. A．accumulate B．monitor C．undertake D．distinguish 2．Would it be ________ for you to pick me up at four o’clock and take me to the airport? A．apparent B．vacant C．handy D．convenient 3．Television is such a means that it keeps us informed about________ events. A．opposite B．theoretical C．current D．clumsy 4．Water can absorb and give off a lot of heat without big changes in temperature，thus creating a ________ environment. A．peaceful B．sensitive C．common D．stable 5．We are at your service. Don’t ________ to turn to us if you have any further problems. A．beg B．hesitate C．desire D．seek 6．Eggs are ________ by weight as Extra Large，Large， Medium，and Small. A．separated B．distributed | 
