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【判断题】
Geographical barriers are the only source of regional variation of language.
A.
正确
B.
错误
举报
参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】电控汽油发动机燃油供给系统有3种类型，其中（ ）类型燃油供给系统能够保证喷油器两端供油压力差恒定。
A.
机械无回油式
B.
电子无回油式
C.
有回油式
D.
电子有回油式
【单选题】某离心泵入口处真空表的读数为200mmHg,当地大气压为101kPa, 则泵入口处的绝对压强为:
A.
74.3kPa
B.
101kPa
C.
127.6kPa
D.
200 mmHg
【单选题】All of the following steps pertain to the marketing control process EXCEPT ________.
A.
defining the company's mission
B.
setting goals
C.
measuring performance
D.
taking corrective action
E.
evaluating the causes of gaps between expected and actual performance
【单选题】You should also try to a healthy diet.
A.
stick to
B.
stick out
C.
stick for
D.
stick on