问题
选择题
-How old is his father?
-He is thirty ________. [ ]
A. years
B. years old
C. old
D. year old
答案
答案：B
搜题请搜索小程序“爱下问搜题”
-How old is his father?
-He is thirty ________. [ ]
A. years
B. years old
C. old
D. year old
答案：B