问题
选择题
—When _______ the car _______?
—Sorry. I don't know. [ ]
A. does; invent
B. did; invent
C. was; invented
D. was; inventing
答案
答案：C
搜题请搜索小程序“爱下问搜题”
—When _______ the car _______?
—Sorry. I don't know. [ ]
A. does; invent
B. did; invent
C. was; invented
D. was; inventing
答案：C