2016安徽中考英语总复习教程第9课时八年级上Units9~10
Ⅰ. 单项填空。
( )1.(2015・合肥包河区质检一)Many people do not realize the importance of health ________ they have fallen ill.
A.until B.when C.since D.after
( )2.(2015・合肥四十五中三模)If you have trouble pronouncing these words,you can repeat them over and over again ________ you are comfortable with them.
A.unless B.if C.until D.while
( )3.(2014・合肥模拟)―Hurry up!The bus is coming.
―Wait a minute. Don’t cross the street ________ the traffic lights are green.
A.after B.until C.while D.since
Ⅱ.根据汉语意思完成英语句子,每空词数不限。
5.(2015・滨州)不要把今天的事留到明天去做。(not…until)
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6.(2014・兰州)有时候,直到珍贵的时刻成为回忆,你才会真正认识到它的价值所在。
Sometimes,you won’t know the true value of a moment ________ it becomes a memory.
(1) until 用于肯定句中,意为“直到……为止”,主句中的谓语动词应用延续性动词。
(2) until 用于否定句中,构成not…until,意为“直到……才”,主句中的谓语动词应用短暂性(非延续性) 动词,此时until可用before代替。