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【简答题】
气的推动作用,指气具有_______和______的作用。
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皮皮学刷刷变学霸
举一反三
【单选题】Helen ____ her key in the office so she had to wait until her husband ________ home.
A.
had left; came
B.
has left; comes
C.
left; had come
D.
had left; would come
【简答题】企业对于已经发出但尚未确认销售收入的商品成本，应借记的会计科目是（ ）。
【单选题】Helen ______ her key in the office so she had to wait until her colleagues ______.
A.
has left; comes back
B.
left; had come back
C.
had left; came back
D.
had left; would come back
【单选题】Helen _______ her keys in the office so she had to wait until her husband _______ home. A. has left; comes B. left; had come C. had left ;came D. had left; would come
A.
a
B.
b
C.
c
D.
d
【简答题】“()”原指古代的宫室,前面是堂,后面是室。登上厅堂,才能进入内室。后比喻学问或技能从浅到深,达到很高的水平。
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