【单选题】【消耗次数:1】
She ________ the door before she goes away.
had locked
is locking
has locked
was locking
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相关题目
【单选题】 She_______ the door before she goes away.
①  had locked
②  is locking
③  has locked
④  was locking
【单选题】 2.She the door before she goes away.
①  had locked
②  is locking
③  has locked
④  was locking
【单选题】 She ___ the door before she goes away.
①  had locked
②  is locking
③  has locked
④  was locking
【单选题】 She had made many ( ) into the quality of the computer before buying one.
①  inquiry
②  inquiries
③  search
④  research
【单选题】 Before she left to have a holiday, she_______ hard.
①  worked
②  has worked
③  had worked
【判断题】 Has she been listening? Yes, she has./ No, she hasn’t.
①  正确
②  错误
【单选题】 She has breakfast at seven everyday, _____?
①  has she
②  hasn’ t she
③  does she
④  doesn’ t she
【单选题】 She was so _____ in her job that she didn’t hear someone knocking at the door.
①  attracted
②  drawn
③  absorbed
④  concentrated
【单选题】 She told me she [填空] slept well before the flight.
①  is not
②  hasnt
③  hadn’t
④  wont
【单选题】 She goes to the hairdresser’s [填空]a month.
①  one
②  once
③  a
④  two times
随机题目
【判断题】 生物结构是沉积岩特有的结构。
①  正确
②  错误
【判断题】 岩浆岩的结构可分为变余结构、变晶结构和碎裂结构。
①  正确
②  错误
【单选题】 下列各项地质作用属于外力作用的是( )。
①  地壳运动
②  变质作用
③  岩浆作用
④  沉积作用
【单选题】 下列各结构面为原生结构面的是( )。
①  片理面
②  断层面
③  节理面
④  卸荷裂隙面
【判断题】 解理通常平行于晶体结构中相邻质点间联结力弱的方向发生。
①  正确
②  错误
【判断题】 相对地质年代含用“年”表示的时间概念,说明了岩层形成的确切时间。
①  正确
②  错误
【单选题】 沿岩石已有的破裂面而剪切滑动时的最大剪应力,称为( )。
①  抗剪强度
②  抗切强度
③  抗拉强度
④  抗剪断强度
【单选题】 可以用来表示岩石抗冻性能指标的是( )。
①  强度损失率
②  孔隙率
③  饱水系数
④  饱水率
【判断题】 岩石的结构、构造对岩石的工程性质没有显著影响。
①  正确
②  错误
【单选题】 沉积岩按其胶结物质,以下强度最高的是( )。
①  硅质
②  钙质
③  泥质
④  铁质