问题
选择题
— _____ has your uncle been to Canada?
— Only twice. [ ]
A. How many times
B. How often
C. How long
答案
答案：A
搜题请搜索小程序“爱下问搜题”
— _____ has your uncle been to Canada?
— Only twice. [ ]
A. How many times
B. How often
C. How long
答案：A
