【单选题】【消耗次数:1】
9.We should really take some effective ______ to prevent such terrible things from happening again.
measures
steps
means
ways
参考答案:
复制
纠错
相关题目
【单选题】 9.We _______ happy about the price of meat.
①  dont
②  are not
③  wont
④  werent being
【单选题】 [填空]gddition , I think we should take the cost into account.
①  For
②  As
③  In
④  On
【单选题】 —We all had a lot of fun at the barbecue ?yesterday. Pity you weren’t there. —I really should have gone with ?you but I _______ on some remaining problems.
①  worked
②  was working?
③  would work
④  would have worked
【单选题】 9. Some of the wheat came from Canada. How about _______?
①  another
②  the others
③  the other
④  the rest
【单选题】 We should be pleased to send you some samples of our new printers on approval, _______ our own expenses.
①  at
②  on
③  for
④  in
【单选题】 When we speak to people, we should be ______.
①  as polite as possible
②  as polite as possibly
③  as politely as possible
④  as politely as possibly
【单选题】 I need some ( )to take the bus.
①  exchange
②  charge
③  tip
④  change
【判断题】 Please take some photoes for me.
①  正确
②  错误
【单选题】 An experiment suggests that flowers have some____________ ways of keeping time.
①  modern
②  mysterious
③  military
④  mixed
【单选题】 We should be ( )about the future
①  pessimistic
②  pessimism
③  optimistic
④  optimism
随机题目
【判断题】 材料预加塑性变形后重新加载,比例极限提高,塑性变形随之提高。
①  正确
②  错误
【判断题】 标准试件在常温、静载作用下测定的性能指标,作为材料测定力学性能指标。
①  正确
②  错误
【判断题】 杆的轴线将由直线变为曲线,这种变形形式称为弯曲。
①  正确
②  错误
【判断题】 工程中通常以产生 0.5% 的塑性应变所对应的应力作为屈服强度指标,称为名义屈服极限。
①  正确
②  错误
【判断题】 铸铁抗压强度断口方位角大致为 35°~ 45°。
①  正确
②  错误
【判断题】 扭矩的符号规定为转向与截面外法线方向满足左手螺旋规则为正,反之为负。
①  正确
②  错误
【判断题】 低碳钢拉伸试验中材料恢复了抵抗变形的能力现象称之为强化现象。
①  正确
②  错误
【单选题】 在大多数应力状态下,脆性材料将发生脆性断裂,因而应选用第( )强度理论。
① 
② 
③ 
④ 
【单选题】 第 ( ) 强度理论又称之为最大切应力理论。
① 
② 
③ 
④ 
【单选题】 第 ( ) 强度理论又称之为最大伸长线应变理论。
① 
② 
③ 
④