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【单选题】
中国古代四大发明中的火药的发明得益于( )A.
道教炼丹术
B.
墨家
C.
儒家
D.
释家
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皮皮学刷刷变学霸
举一反三
【单选题】If a person adopts an unhealthy lifestyle, he will surely be ______ developing diseases.
A.
at risk
B.
at risks
C.
at risk of
D.
at risks of
【单选题】If a person adopts an unhealthy lifestyle, he will surely be developing diseases.
A.
in turn
B.
at risk of
C.
in other words
D.
on a mission
【单选题】If a person adopts an unhealthy lifestyle, he will surely be developing diseases.
A.
stand a chance of
B.
at risk of
C.
in turn
D.
inevitable
【简答题】If a person adopts an unhealthy lifestyle, he will surely be developing diseases.
【单选题】If a person adopts an unhealthy lifestyle, he will surely be developing diseases.
A.
taking a toll on
B.
dropped out
C.
held on to
D.
at risk of
【简答题】机械的周期性速度波动和非周期性速度波动各有何特点？各用什么方法加以调节？
【单选题】If a person adopts an unhealthy lifestyle, he will surely be ______ developing diseases.
A.
taken risks
B.
at risk
C.
at risk of
D.
at all risks
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