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【简答题】
However, before you start playing, it is necessary to spend a few minutes practicing throws or 8 the ball around to your teammates. It takes 5 to 10 minutes to warm up your muscles, get your heart rate elevated ( 升高的 ), and break a sweat (a sign that you’re ready to proceed). After the game, also take time to 9 _: Allow your heart rate to decrease gradually by 10 around the court or walking home.
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【判断题】If the interest rate of a foreign country is less than that of the domestic country, then the foreign country will have a positive forward premium on its currency.
A.
正确
B.
错误
【单选题】下列关于辛普森式行星齿轮机构说法不正确的是( )。
A.
前后两个行星排的太阳轮连接为一个整体,称为共用太阳轮组件;
B.
前一个行星排的行星架和后一个行星排的齿圈连接为一个整体,称为前行星架后齿圈组件;
C.
输出轴通常与前行星架和后齿圈组件连接。
D.
前后排共用齿圈。
【单选题】下列关于辛普森式行星齿轮机构说法正确的是()。
A.
前后两个行星排的太阳轮连接为一个整体，称为共用太阳轮组件
B.
前一个行星排的行星架和后一个行星排的齿圈连接为一个整体，称为前行星架后齿圈组件
C.
输出轴通常与前行星架和后齿圈组件连接
D.
以上说法都不对
【多选题】下列关于辛普森式行星齿轮机构说法正确的是
A.
前后两个行星排的太阳轮连接为一个整体，称为共用太阳轮组件
B.
前一个行星排的行星架和后一个行星排的齿圈连接为一个整体，称为前行星架后齿圈组件；
C.
输出轴通常与前行星架和后齿圈组件连接。
D.
以上说法都不对。
【单选题】Many private institutions of higher education around the country are in danger. Not all will be saved, and perhaps not all deserve to be saved. There are low-quality Schools just as there are low-qual...
A.
private higher education in general
B.
public higher education in general
C.
high-quality private universities and colleges
D.
high-quality state universities and colleges
【单选题】Without water from the Nile River, Egypt ______ a fanning country and become a desert.
A.
will cease to be
B.
would cease to be
C.
will cease being
D.
would cease being
【单选题】下列关于辛普森式行星齿轮机构说法不正确的是( )。
A.
前后两个行星排的太阳轮连接为一个整体，称为共用太阳轮组件
B.
前一个行星排的行星架和后一个行星排的齿圈连接为一个整体，称为前行星架后齿圈组件
C.
输出轴通常与前行星架和后齿圈组件连接。
D.
以上说法都不对。
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