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【单选题】
奶及其制品是人体( )的主要来源，成人每人每天应摄入奶250~500克左右。A.
蛋白质
B.
磷
C.
钙
D.
铁
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反馈参考答案：
举一反三
【单选题】The traffic lights red and I stopped my car immediately
A.
got
B.
turned
C.
grew
D.
became
【判断题】想形容“拥挤的交通” 除了busy traffic, 还可以用in a jam, traffic jam, the traffic is crawling, It’s like a car park. ( )
A.
正确
B.
错误
【单选题】A traffic regulation released in a foreign country states that passengers sharing a car with a drunken driver _____ be punished together with the driver himself.
A.
can
B.
must
C.
shall
D.
will
【单选题】His failure to stop his car accounted the traffic accident.
A.
to
B.
for
C.
of
D.
from
【简答题】A．The good reasons for owning a car. B．Why a person should own a car. C．Traffic accidents caused by car drivers. D．Advantages and disadvantages of owning a ear.
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