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【简答题】
秦代是文字的分水岭, 的出现结束了中国的古文字时代, 的出现开启了今文字时代。
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【单选题】刀具材料的硬度一定要高于工件材料,这一性能是刀具的( )。
A.
硬度
B.
强度
C.
韧性
D.
塑性
【简答题】T: who can answer the phone? (Jim/Sam) S: Either Jim or Sam can answer the phone. (1) When will you come?(tomorrow, the day after tomorrow) (2) What will you do?(go to the theater/ stay at home) (3) W...
【单选题】I will go to Hongkong for my holiday,what about you? --- I haven’t decided  where .
A.
go
B.
went
C.
going
D.
to go
【单选题】You ________ clean that room. It is very clean now. 4. A new factory _________ in that area in 2015. A. is built B. is going to build C. will be built 5. — Where will you go this summer vacation? — I ...
A.
must
B.
have to
C.
don ’ t need to
【简答题】为什么说太平天国是一场近代意义上的农民战争?
【单选题】钩体培养常用的培养基是()
A.
普通培养基
B.
含胆汁培养基
C.
碱性蛋白胨培养基
D.
柯氏培养基
E.
巧克力琼脂培养基
【单选题】钩体培养常用的培养基是:
A.
普通培养基
B.
含胆汁培养基
C.
碱性蛋白胨培养基
D.
含兔血清培养基
E.
含羊血清的培养基
【简答题】The house _______ many years ago. A. is built B. was built C. has been built 2. The article __________ many times. A. has been written B. was written C. wrote 3. You ________ clean that room. It is ve...
【判断题】溅渣护炉可以有效延长转炉使用寿命。
A.
正确
B.
错误
【判断题】把管道看成一条线,用单根线条表示管道画出的图称为管道单线图。
A.
正确
B.
错误
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