2013年自考《英语（一）》每日一练（1.10）
单选题
1.The speaker's forceful words persuaded his opponent to _______.
A.back out
B.back up
C.back on
D.back down
正确答案：D
答案解析：back down：让步，退却；放弃。
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单选题
1.The speaker's forceful words persuaded his opponent to _______.
A.back out
B.back up
C.back on
D.back down
正确答案：D
答案解析：back down：让步，退却；放弃。
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