He was busy writing a story, only ______ once in a while to smoke a cigarette.[ ]A. to stopB. stoppi

题目简介

He was busy writing a story, only ______ once in a while to smoke a cigarette.[ ]A. to stopB. stoppi

题目详情

He was busy writing a story, only ______ once in a while to smoke a cigarette.  
[     ]
A. to stop
B. stopping  
C. to have stopped  
D. having stopped
题型:单选题难度:中档来源:江苏专项题

答案

B

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