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【单选题】
侧交叉步属于哪类基本步伐A.
双腿类
B.
迈步类
C.
抬起类
D.
点地类
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反馈参考答案：
举一反三
【单选题】The master shall be（）the marine environment when taking collision-avoiding action.
A.
Aware of
B.
Clear of
C.
In charge of
D.
Interested with
【简答题】原核生物RNA聚合酶核心酶由α2ββ′ω组成,全酶由()组成。
【单选题】The master shall be ( ) the marine environment when taking collision-avoiding action.
A.
aware of
B.
clear of
C.
in charge of
D.
interested with
【单选题】[9-9]The master shall be ___ the marine environment when taking collision-avoiding action.
A.
Aware of
B.
Clear of
C.
In charge of
D.
Interested with
【单选题】The master shall be ______ the marine environment when taking collision-avoiding action
A.
aware of
B.
in charge of
C.
interested in
D.
clear of
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