单选题
Her friends helped her ______ after her sister was killed in a car crash.
A、
pull off
B、
pull out
C、
pull through
D、
pull on
【正确答案】
C
【答案解析】
pull through渡过难关，恢复健康；pull off脱，努力实现，赢得；pull out拔出，离开，退出；pull on穿，戴，继续拉。
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