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【单选题】
某客户开仓买入大豆期货合约20手，成交价格为2020元／吨，当天平仓10手合约，成交价格为2040元／吨，当日结算价格为2010元／吨，交易保证金比例为5%，则该客户当日平仓盈亏是元，持仓盈亏是元。（）A.
-2000；1000
B.
-1000；2000
C.
1000；-2000
D.
2000；-1000
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【单选题】She ______ it but she was too lazy.
A.
might have finished
B.
must have finished
C.
must finish
D.
could have finished
【单选题】She must have told us a lie, because she looked ________ quickly.
A.
at
B.
into
C.
for
D.
away
【单选题】She can speak quite fluent English.She____.
A.
must been in the U.S.A.for some time
B.
must have been in the U.S.A.for some time
C.
should have been in the U.S.A.for some time
D.
May be in the U.S.A.for some time
【单选题】What is lean production? Perhaps the best way to describe this innovative production system is to contrast it with craft production and mass production, the two other methods humans have devised to ma...
A.
It used highly skilled workers.
B.
It produced expensive goods.
C.
It was developed at the beginning of the twentieth century.
D.
It used flexible machines to make what the buyer asked for.
【单选题】Why is lean production 'lean'?
A.
It employs multiskilled workers'
B.
It uses automated machines.
C.
It meets consumers' needs.
D.
It uses less of everything compared with mass production.
【简答题】Mass production uses ( ) line techniques to make much of the process automated.
【简答题】She must have told us a lie, because she looked _____ quickly.
【单选题】She must have told us a lie, because she looked _____ quickly.
A.
away
B.
with
C.
apart
D.
aside
【简答题】Task 3 Fill in the blanks according to the text. Then translate the sentences into Chinese. 1. Mass production uses a__________ l_________ techniques to make much of the process automated.
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