56.Be nice to service people - whether they’re airline counter reps, your server/bartenders on the road,_____ the people cleaning your hotel room.
(A) at
(B)by
(C)or
(D)and

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統計： A(3), B(8), C(31), D(12), E(0) #1227893

bn3

B1 · 2023/03/10

#5743762

56.Be nice to service people - whether they’re airline counter reps, your server/bartenders on the road,_____ the people cleaning your hotel room.

(A) at

(B) by

(D) and

善待服務人員——無論他們是航空公司的櫃檯代表、路上的服務員/調酒師，還是打掃酒店房間的人。（一）於 (二) 由 (C) 或 (四) 和