“Look at these tracks. It _______ be a wolf.” “Don’t be so sure. I think it _______ be a fox.”
She looks sad. Could you please tell me ____ that prevents her from being as happy as before?
— How are the team playing ? — They are playing well, but one of them _____ hurt.
As we all know, it was _____ that resulted in the terrible car accident.
I''m surprised that he ____ to help me when I needed his help .
Japan is ____ the east of China, while India is ____ the west of China.