使用酶抑制法进行蔬菜农药残留速测时，一次测定的抑制率超过50%或70%，就可以判定该样品为阳性样品。
错误
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Hewouldratherdiethanlivein__________.
Theybuiltahighway_______themountains.
对事物的存在方式和运动状态加以认识然后用文字表达出来是()。
Wearewaiting______yourreply______ourletter.
RawdonCrawleyhadalreadyfoughtthreebloodyduels,inwhichhegaveample________ofhiscontemptfordeath.
