问题
选择题
Don't worry! I who _____ your best friend will do as far as I can to help you. [ ]
A. is
B. am
C. were
D. was
答案
答案:B
Don't worry! I who _____ your best friend will do as far as I can to help you. [ ]
A. is
B. am
C. were
D. was
答案:B