English is used_____a second language____ people in many countries.[ ]A. as; by B. as; for C. for; b

题目简介

English is used_____a second language____ people in many countries.[ ]A. as; by B. as; for C. for; b

题目详情

English is used_____a second language____   people in many countries.
[     ]
A. as; by          
B. as; for        
C. for; by          
D. by; for
题型:单选题难度:中档来源:同步题

答案

A

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