Mixed idioms
Q1
Special ramps for picking up and ..... passengers are provided at the curbs of the arrival and departure floors of each terminal.
(*) dropping off
(*) dropping out
(*) dropping behind
(*) dropping in
Special ramps for picking up and ..... passengers are provided at the curbs of the arrival and departure floors of each terminal.
(*) dropping off
(*) dropping out
(*) dropping behind
(*) dropping in
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