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