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【单选题】
An investor sells a futures contract an asset when the futures price is $1,500. Each contract is on 100 units of the asset. The contract is closed out when the futures price is $1,540. Which of the following is trueA.
The investor has made a gain of $4,000
B.
The investor has made a loss of $4,000
C.
The investor has made a gain of $2,000
D.
The investor has made a loss of $2,000
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举一反三
【单选题】{---The traffic in our town is getting busier and busier. ----It’s said that a new road ______ soon. }
A.
has built
B.
has been built
C.
will build
D.
will be built
【简答题】减数分裂前期I染色体经历了复杂变化,根据染色体的形态特征,可以将减数分裂前期I分为( )( )( )( )和( )等5个阶段。
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