【单选题】【消耗次数:1】
Many people who had seen the film were afraid to go to the forest when they remembered the scenes ___ people were eaten by the tiger.
that
by which
which
in which
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相关题目
【单选题】 37. 1000 guests were all found ____in the room which only ___800 people.
①  seat;seat
②  hold;hold
③  hold;seat
④  seated;hold
【单选题】 We passed a pool in which ducks were_________.
①  climbing
②  jogging
③  hiking
④  swimming
【单选题】 I hate people who ____ the end of a film that you haven’t seen before.
①  reveal
②  rewrite
③  revise
④  reverse
【单选题】 A ____ language is one which is still spoken by people in the course of their everyday lives.
①  living
②  live
③  lovely
④  alive
【单选题】 Brindley worked, for example, to improve the grinding of flints, which were used in the rising pottery industry.
①  A. 为了改进例如燧石的研磨过程,布林德雷努力工作着,燧石是新兴陶瓷工业的常用材料。
②  B. 例如,布林德雷努力改进新兴陶瓷工业常用材料的研磨过程--燧石。
③  C. 例如,布林德雷努力改进燧石的研磨过程,燧石是新兴陶瓷工业使用的材料。
④  D. 布林德雷努力改进例如燧石的研磨过程,燧石是新兴陶瓷工业使用的材料。
【单选题】 Which of the following is the time when students work in groups?
①  When all the students are under the control of the teacher
②  When students work in pairs on an exercise or a task
③  When students work in small group
④  When students are expected to work on their own at their own speed.
【单选题】 Which of the following is the time when students study by themselves?
①  When all the students are under the control of the teacher
②  When students work in pairs on an exercise or a task
③  When students work in small groups
④  When students are expected to work on their own at their own speed.
【单选题】 Which of the following is the time when students work in a pair?
①  When all the students are under the control of the teacher
②  When students work in pairs on an exercise or a task
③  When students work in small groups
④  When students are expected to work on their own at their own speed.
【单选题】 Twenty people were _______ wounded in the air crash.
①  quickly
②  wrongly
③  bitterly
④  seriously
【单选题】 Which of the following is the time when students work as a whole class?
①  When all the students are under the control of the teacher
②  When students work in pairs on an exercise or a task
③  When students work in small groups
④  When students are expected to work on their own at their own speed.
随机题目
【判断题】 所谓临界冷却速度就是指钢能获得完全马氏体组织的最小冷却速度。
①  正确
②  错误
【单选题】 高碳钢淬火后回火时,随回火温度升高其()。
①  强度硬度下降,塑性韧性提高
②  强度硬度提高 ,塑性韧性下降
③  强度韧性提高,塑性硬度下降
④  强度韧性下降,塑性硬度提高
【单选题】 某一中载齿轮决定用45钢制造,其最终热处理采用下列哪种方案为宜()。
①  淬火+低温回火
②  渗碳后淬火+低温回火
③  调质后表面淬火
④  正火
【单选题】 下列诸材料中热硬性最好的是()。
①  T12
②  9SiCr
③  W18Cr4V
④  YG3
【单选题】 钢件出现下述哪种缺陷时,难以用热处理来消除?()
①  晶内偏析
②  纤维组织
③  晶粒粗大
④  网状渗碳体
【单选题】 下列各铸铁中,铸造性能最好的是()。
①  普通灰口铸铁
②  孕育铸铁
③  ,可锻铸铁
④  球墨铸铁
【单选题】 电焊条药皮的作用之一是()。
①  防止焊芯生锈
②  稳定电弧燃烧
③  增加焊接电流
④  降低焊接温度
【单选题】 金属的塑性变形主要是通过下列哪种方式进行的?()
①  晶粒的相对滑动
②  晶格的扭折
③  位错的滑移
④  位错类型的改变
【单选题】 为降低低碳冷轧钢板的硬度,宜采用下列哪种工艺?()
①  完全退火
②  球化退火
③  再结晶退火
④  等温退火
【单选题】 常见的齿轮材料20CrMnTi的最终热处理工艺应该是()。
①  调质
②  淬火+低温回火
③  渗碳
④  渗碳后淬火+低温回火