They discussed and discussed until a lot of people _____.[ ]A. joined in B. joined C. took part inD.

题目简介

They discussed and discussed until a lot of people _____.[ ]A. joined in B. joined C. took part inD.

题目详情

They discussed and discussed until a lot of people _____.  
[     ]
A. joined in    
B. joined      
C. took part in    
D. attended
题型:单选题难度:中档来源:期中题

答案

A

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