WHILE SEARCHING FOR THE WRECKAGE OF A UNIDENTIFIED AIRCRAFT, THE COAST...

Câu 20: While searching for the wreckage of a unidentified aircraft, the Coast Guard encountered

A B C

severe squalls at sea.

D

Mark the letter A, B, C, or D on your answer sheet to indicate the word or phrase that is

OPPOSITE in meaning to the underlined part in each of the following questions.