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【判断题】
性传播HIV途径主要是多性伴性行为、随意性性行为、商业性性行为即卖淫嫖娼、同性性行为A.
正确
B.
错误
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举一反三
【单选题】Now the train service is very good. The trains are _________on time.
A.
hardly
B.
always
C.
never
D.
sometimes
【单选题】The train service was ______________ by fog.
A.
disorganized
B.
disordered
C.
discomforted
D.
displayed
【简答题】The train service was ______________ by fog.
【单选题】The Train to the Clouds is a tourist train service in _____.
A.
Salta Province
B.
Darwin
C.
Oslo
D.
Zermatt
【单选题】The passengers were delayed because the flood ______ the train service.
A.
yzed
B.
stabilized
C.
visualized
D.
paralyzed
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