【题目】The exhibition he had been looking forward to _________ was _________ until next Sunday.
A.visit; put offB.visiting; put off
C.visit; put onD.visiting; put on
在线课程【答案】B
【解析】
考查动名词做宾语和动词词组辨析。句意：他一直盼望参观的展览被推迟到下个星期天。look forward to doing渴望做…，to是介词后加动名词作宾语，第一空填visiting，put off推迟，put on穿上，根据句意选B。