问题
选择题
— How can I operate this machine?
— Well, just refer to the _____. [ ]
A. explanations
B. expressions
C. introductions
D. instructions
答案
答案:D
— How can I operate this machine?
— Well, just refer to the _____. [ ]
A. explanations
B. expressions
C. introductions
D. instructions
答案:D