问题
选择题
Never stand up ________ you are asked to.
A.if
B.since
C.unless
D.when
答案
答案:C
连词词义辨析题。A. if 如果 B. since 自从…以来 C. unless 除非 D. when 当…时候 “除非叫你否则不要站起来”
Never stand up ________ you are asked to.
A.if
B.since
C.unless
D.when
答案:C
连词词义辨析题。A. if 如果 B. since 自从…以来 C. unless 除非 D. when 当…时候 “除非叫你否则不要站起来”