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【简答题】
单项选择,把大写字母填在每空。 1 . ____ he does has nothing to do with me. A. Whatever B. No matter what C. That D. If 2. The manager came over and asked the customer how____ A. did the quarrel came about B .the quarrel had come about C. had the quarrel come about D. had the quarrel come about 3. Energy is ____makes thing work. A. what B. something C. anything D. that 4. The order came ___the soldiers ____the small village the next morning. A. that ; had to leave B. that; should leave C. /; must leave D. when; should leave 5. The question came up at the meeting_____ we had enough money for our research. A. that B. which C. whether D. if 6. We all know the truth ________ there are air, water and sunlight there are living things. A. where B. wherever C. that D. that wherever 7. _____ is troubling me is _____ I don’t understand _____ he said A. What; that; what B. What; what; what C. That; that; what D. Why; that; which 8. It is widely ______that smoking can cause cancer. A. believed B. think C. say D. hoped 9.____has passed the test will get a prize . A. Whoever B. No mater who C. Whomever D. Who
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【判断题】由于一直坚持实施科教兴国战略、人才强国战略、创新驱动发展战略,我国成功在2017年末跻身创新型国家前列。
A.
正确
B.
错误
【简答题】当两种不同电位金属互相接触,并与电解质溶液相接触,电位较负的金属腐蚀速度变大,电位较正的金属腐蚀速度缓慢,这种腐蚀称为( )。
【单选题】在()上的齿厚和齿槽宽相等。
A.
齿顶圆
B.
齿根圆
C.
分度圆
D.
基圆
【单选题】【习题】汽轮机低压外下缸组合时,气缸找中心的基准目前多采用()。
A.
激光法
B.
拉钢丝法
C.
假轴法
D.
转子法
【多选题】温和酸水解可以切断的苷键有()
A.
苷元与6-去氧糖之间
B.
2-去氧糖之间
C.
2-羟基糖之间
D.
苷元与2-去氧糖之间
E.
2-去氧糖与2-羟基糖之间
【多选题】温和酸水解可以切断的苷键有( )
A.
苷元与6-去氧糖之间
B.
2-去氧糖之间
C.
2-羟基糖之间
D.
苷元与2-去氧糖之间
【简答题】在标准渐开线齿轮上,理论齿厚和齿槽宽度相等的圆为(),标准压力角就在这个圆上。
【单选题】对于渐开线标准齿轮,在( )上的齿厚和齿槽宽相等。
A.
齿顶圆
B.
分度圆
C.
齿根圆
D.
任意圆
【多选题】内容感知移动工具有()和()两种工作模式。
A.
移动
B.
羽化
C.
扩展
D.
删除
【多选题】内容感知移动工具有()和()两种工作模式。
A.
移动
B.
羽化值
C.
扩展
D.
删除
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