32. According to the regulation, all should be examined before boarding a plane.A. suitca

发布时间：2020-08-16 07:07:06


32. According to the regulation, all      should be examined before boarding a plane.
A. suitcase
B. baggages
C. a luggage
D. the baggage

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A. suitcase
B. baggages
C. a luggage
D. the baggage
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