问题
选择题
It is not allowed ________ in the CRH train during the whole journey.
A.smoke B. to smoke C. smoking
答案
答案：B
题目分析：句意：在整个旅途中，动车上是不允许吸烟的。be allowed to do ,允许干某事。结合句意，故选B
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It is not allowed ________ in the CRH train during the whole journey.
A.smoke B. to smoke C. smoking
答案：B
题目分析：句意：在整个旅途中，动车上是不允许吸烟的。be allowed to do ,允许干某事。结合句意，故选B