皮皮学,免费搜题
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搜题
【单选题】
耐药性质粒指的是:
A.
R 质粒
B.
F 质粒
C.
Vi 质粒
D.
毒力质粒
E.
代谢质粒
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【单选题】This year we' 11 produce ______ steel as we did last year.
A.
three times as much
B.
as three times much
C.
as much three times
D.
three times much as
【单选题】We’ll have a________ holiday. Let’s go to the beach,shall we?
A.
three-day
B.
three days
C.
three-days
D.
three-days’
【判断题】限制梁柱的剪压比,主要是为了防止梁柱混凝土过早发生斜压破坏。()
A.
正确
B.
错误
【判断题】限制梁柱的剪压比,主要是为了防止梁柱混凝土过早发生斜压破坏。
A.
正确
B.
错误
【单选题】We talked for morn than three hours without ______ a cup of tea.
A.
to have
B.
having
C.
have
D.
had
【判断题】采用固定股利政策的优点是确定企业目标资金结构,降低综合资金成本,最大限度地利用净利润来满足投资方案所需的自有资金数额。
A.
正确
B.
错误
【单选题】W: What is your general price range (范围)? M:_____________
A.
We are looking for a three-bed-room home on the east side of the town.
B.
I think it would be hard to find something in that range.
C.
We’ re hoping to find something under $200.
D.
The range is about $200 or so.
【多选题】混合动力汽车在燃油汽车基础上增加了()
A.
驱动电机
B.
动力电池
C.
电控组件
D.
发动机
【单选题】第一辆实用火车是()发明的,该火车当时被用于拉煤。
A.
特里维西克
B.
瓦特
C.
福特
D.
斯蒂芬逊
【简答题】第一台可供实际运行的蒸汽机车的发明者是:( ) A: 富尔顿 B: 特里维西克 C: 斯蒂芬逊 D: 维维安
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