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【单选题】
The doctor asks us _____. [     ]
A.
keep healthy
B.
to keep healthy
C.
to keep health
D.
keep health
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参考答案:
举一反三
【简答题】根据内容提示完成句子。 1 Earlier that day, when they crossed the Rocky Mountains, they managed to ___ ____ ___some mountain goats and even ___ _____ _____and an eagle. 2. They went through a wheat-growing provin...
【多选题】下列关于平均指标的描述正确的是()
A.
平均指标是一个综合指标
B.
反映总体中各单位标志值的分布集中趋势
C.
平均指标是一个抽象化的指标
D.
反映总体中各单位标志值的分布离中趋势
E.
平均指标是总体某一数量标志的代表值
【简答题】A:There were already five people in the car but they managed to take me as well. B:It a comfortable journey.
【单选题】The brave firemen had fought for days before they managed to ______ the forest fire.
A.
put on
B.
put up
C.
put off
D.
put out
【判断题】用水吸收二氧化碳气体,属于液膜控制,主要传质阻力集中于液膜侧。
A.
正确
B.
错误
【单选题】By carefully questioning,they managed to the information they were looking for.
A.
burst out
B.
break out
C.
dig out
D.
give out
【单选题】They managed to______ the sound on TV every time when the alleged victim's name was spoken.
A.
deaden
B.
deprive
C.
punctuate
D.
rebuff
【判断题】平均指标也叫平均数,所以平均指标指数和平均数指数是相同的。
A.
正确
B.
错误
【单选题】算术平均数指数和调和平均数指数( )。
A.
都是平均指标指数
B.
都是平均指数
C.
都是综合指数的分解
D.
都是数量指标指数
【单选题】设有定义:int a,b=1,c=1,d=1; 以下正确的表达式是
A.
d+=c
B.
int(23.4%4)
C.
a= d+c=3+b
D.
(c+d)++
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