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举一反三
【单选题】Once your answer has been verified, you will be prompted to_____your account number and create a new PIN.
A.
place
B.
offer
C.
impose
D.
enter
【简答题】Once your business becomes international, _____ constantly will be part of your life. A．you fly B．your flight C．flight D．flying
【单选题】. Once your business becomes international, _____ constantly will be part of your life.
A.
you fly
B.
your flight
C.
flight
D.
flying
【简答题】110℃时纯水的饱和蒸气压为0.143MPa，测得乙二醇水溶液在该温度下的饱和蒸气压为0.1MPa，若溶液符合拉乌尔定律，则乙二醇在溶液中的摩尔分率为
【单选题】Once your business being international, _____constantly will be part of your life.
A.
your fly
B.
your flight
C.
fight
D.
flying
【简答题】11℃时，纯水的饱和蒸气压为91.3kPa。在此温度下，乙醇的质量分数为3%的乙醇水溶液上，蒸气压为101.325kPa。今有另一乙醇的摩尔分数为2%的乙醇水溶液，求此水溶液在97.11℃下的蒸气总压。
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