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【单选题】
大肠菌群的生物学特征是A.
革兰氏阳性、需氧和兼性厌氧
B.
革兰氏阴性、需氧和兼性厌氧
C.
革兰氏阳性、厌氧
D.
革兰氏阳性、需氧
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皮皮学刷刷变学霸
举一反三
【简答题】Wealthy people，however，could afford to travel to sunny countries．
【单选题】施工机械台班产量定额=()。
A.
机械纯工作1台班正常生产率×工作班延续时间×机械正常利用系
B.
机械纯工作1小时正常生产率×工作班延续时间×机械正常利用系数
C.
机械纯工作1天正常生产率×工作班延续时间×机械正常利用系数
D.
机械纯工作单位正常生产率×工作班延续时间×机械正常利用系数
【单选题】Some customs travel well. Often, however, behavior. that is considered the epitome of ______ at home is perceived as impossibily rude or, at the least, harmlessly bizarre abroad.
A.
novelty
B.
eccentricity
C.
urbanity
D.
tolerance
【单选题】岩尖综合征表现为
A.
第3，4，5，6颅神经受累
B.
第3，4，6颅神经受累
C.
第2，3，4，5，6颅神经受累
D.
第2，3，4，6颅神经受累
E.
第4，5，6，7颅神经受累
【单选题】听力原文：It used to take a fortnight to travel from London to Edinburg by coach. However, you could never travel many times around the world in that time. What does the statement mean?
A.
Travel is much faster and convenient now than before.
B.
People are now travelling much more than in old days.
C.
Traveling to far-away places has become very common.
D.
It used to take two more weeks to travel by coach than now.
【多选题】The travel agency can help you with your_______.
A.
travel plan
B.
travel routes
C.
insurance
D.
guide
【单选题】稳 压 管 反 向 击 穿 后, 其 后 果 为
A.
永 久 性 损 坏
B.
只 要 流 过 稳 压 管 电 流 不 超 过 规 定 值 允 许 范 围， 管 子 无 损
C.
由 于 击 穿 而 导 致 性 能 下 降
【单选题】The merchant spacecraft is meant to
A.
help more people to travel around the space.
B.
help improve the country's economy.
C.
help explore another new planet.
D.
help more people to keep fit.
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