【单选题】【消耗次数:1】
Work hard, _________ you will fail in the exam.
if
or
and
but
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相关题目
【单选题】 If you _____ hard, you _____ in the exam.
①  worked/ wouldn’t have failed
②  had worked/ wouldn’t fail
③  had worked/ wouldn’t have failed
④  worked/ wouldn’t fail
【单选题】 After several years of hard work, he ______ pass the entrance exam.
①  could
②  can
③  is able to
④  was able to
【单选题】 21. Study hard, _____ you will pass the exam.
①  and
②  or
③  yet
④  but
【单选题】 If you work hard, you will be ________; but if you don’t, you will be punished.
①  relaxed
②  relieved
③  reduced
④  rewarded
【单选题】 You have to work hard if you want to __________ in your courses.
①  achieve
②  succeed
③  win
④  beat
【单选题】 You need money and time. _____________, you need to work hard.
①  In addition
②  such as
③  In a word
④  For instance
【单选题】 In order to ____ your goals, you must work hard.
①  make
②  achieve
③  require
④  develop
【单选题】 In order to _______ your goals, you must work hard.
①  make
②  achieve
③  require
④  develop
【单选题】 If you want children to work hard you must _____their interests instead of their sense of duty.
①  appeal to
②  look into
③  give rise to
④  go in for
【单选题】 _____ you work hard enough _____ you be able to get a PhD degree in three years.
①  Only if, will
②  If only, would
③  Should, will
④  Unless, would
随机题目
【判断题】 胎模锻由于使用了胎模,所以降低了工人的劳动强度。
①  正确
②  错误
【判断题】 铸造合金的铸造性能主要包括合金的流动性和合金的收缩。
①  正确
②  错误
【判断题】 孕育铸铁由于晶粒细化,所以它是一种高强度铸铁。
①  正确
②  错误
【判断题】 材料利用率及锻模加工等。
①  正确
②  错误
【判断题】 丝杆螺母传动传动平稳,无噪音,传动效率低。
①  正确
②  错误
【判断题】 蜗轮蜗杆传动传动平稳,无噪音,可获得较大的减速比。
①  正确
②  错误
【判断题】 车外圆时可以用丝杠走刀。
①  正确
②  错误
【判断题】 气焊焊接黄铜时应该采用中性焰。
①  正确
②  错误
【判断题】 塑性和韧性越高,金属切削加工性越差。
①  正确
②  错误
【判断题】 金属加热温度越高,可锻性越好。
①  正确
②  错误