皮皮学，免费搜题
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【单选题】
炼钢的主要任务是（）。A.
脱碳、脱氧、合金化、升温、去夹杂
B.
脱氢、脱氮、合金化、去夹杂
C.
成分调整、去磷、改善钢水浇铸性
D.
、脱硫
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皮皮学刷刷变学霸
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【单选题】The new-designed car is on show now. I wonder ______.
A.
how much it cost
B.
how much it costs
C.
how much did it cost
D.
how much does it cost
【单选题】She looked at the beautiful scarf and wondered .
A.
how much does it cost
B.
how much it costs
C.
how much did it cost
D.
how much it cost
【简答题】人们已经意识到儿童接触有关暴力和节目的危害。
【单选题】She wondered . [ ]
A.
how much he cost the computer
B.
how much he paid for the computer
C.
how much the computer will cost him
D.
how much he spends on the computer
【单选题】He asked________ for the iPad. A. did I pay how much B. I paid how much C. how much did I pay D. how much I paid
A.
did I pay how much
B.
I paid how much
C.
how much did I pay
D.
how much I paid
【单选题】She wondered __________.
A.
how much he cost the computer
B.
how much he paid for the computer
C.
how much the computer will cost him
D.
how much did he spend on the computer
【单选题】Please ask the salesgirl ____.
A.
how much did it cost
B.
how much it costs
C.
how much it costed
D.
it cost how much
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