问题
选择题
-____ you surfing the Internet?
-No. I am writing an e-mail to my English friend. [ ]
A. Are
B. Do
C. Is
答案
答案：A
搜题请搜索小程序“爱下问搜题”
-____ you surfing the Internet?
-No. I am writing an e-mail to my English friend. [ ]
A. Are
B. Do
C. Is
答案：A