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【简答题】
用适当的连词填空 1. John thinks it won't be long ______ he is ready for his new job. 2. Today, we will begin __________ we stopped yesterday so that no point will be left out. 3. The old man asked Lucy to move to another chair ___________ he wanted to sit next to his wife. 4. Fast________ you read, you can't finish the book in three days. 5. It has been three hours ____________ the policeman caught the robber. 6. We need some more facts and figures __________ we make the final decision. 7. _________ time went on, the whole forest was almost destroyed. 8. Stand over there __________ you will be able to see the oil painting better. 9. Tom worked hard, _______________ he still couldn't pass the exam. 10.You'll miss the train ___________ you hurry up.
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参考答案:
举一反三
【单选题】在某正交试验中,有三因子三水平的试验,假定因子间无交互作用,则应选择的正交表是( )。
A.
L16(215)
B.
L4(23)
C.
L16(45)
D.
L9(34)
【单选题】下列选项中,可作为汽车制动效能评价指标的是 () 。
A.
制动时间
B.
制动距离
C.
制动释放时间
D.
制动协调时间
【简答题】川乌和附子来源于( )
【单选题】下列不属于清洁生产推行原则的是
A.
自愿性
B.
强制性
C.
前置性
D.
现实性
【单选题】6因素3水平的正交试验中每项需要考察的一级交互作用需要占正交表的( )个列。
A.
1
B.
2
C.
3
D.
6
【简答题】正交试验中,若选用正交表L27(313),则共需进行几次试验,最多可以安排的因素和水平数是多少?
【多选题】工作环境优化机制的主要因素包括()。
A.
福利待遇
B.
教育培训制度
C.
工作条件
D.
人际关系环境
E.
工作环境
【多选题】清洁生产推行的原则包括()。
A.
调控性、综合性
B.
前曕性、动态性
C.
强制性、自愿性
D.
现实性、选择性
【单选题】当被测系统的某个因素是2水平(x1和x2),水平数与已有正交表不同时,不同的水平数怎么映射到已有正交表中?
A.
x1和x2交替映射
B.
都用x1映射
C.
都用x2映射
D.
不予考虑
【单选题】The wide spread of super hybrid rice around the world ______ the lives of millions and millions of people suffering from hunger to a great level.
A.
has improved
B.
is improving
C.
improved
D.
has been improving
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