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【单选题】
Most of the participants _____ to our city for the conference next month come from developing countries. [ ]A.
are invited
B.
invited
C.
inviting
D.
to invite
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举一反三
【单选题】要判断宇长为 16 位的整数 a 的低四位是否全为 0，则（ ）。
A.
将 a 与0x000F进行"逻辑与"运算，然后判断运算结果是否等于0
B.
将 a 与0x000F进行"逻辑或"运算，然后判断运算结果是否等于F
C.
将 a 与0x000F进行"逻辑异或"运算，然后判断运算结果是否等于0
D.
将 a 与 0x000F 进行"逻辑与"运算，然后判断运算结果是否等于F
【单选题】The word “market” as used in “the lower of cost or market” generally means
A.
retail market price.
B.
the price with gains.
C.
Replacement cost.
D.
Liquidation price.
【简答题】A.was used to B.has been used to C.has been used for D.used to
【单选题】The word “market” as used in “the lower of cost or market” generally means
A.
retail market price.
B.
the price with gains.
C.
Replacement cost.
D.
Liquidation price.
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