Food aid______ is not enough to ______ the problem _______ now.
| A．only; solve; discussed | B．alone; solving; being discussed |
| C．merely; solving; being discussed | D．alone; solve; being discussed |
When ____ help, one says "Thank you" while when _____ help, one asks "Can I help you?"
| A．ffered; offered | B．ffering; offered | C．offering; offering | D．offered; offering |
The key point is not who said the words,______ they are true or not.
| A．but whether | B．and whether | C．but how | D．and how |
As I know, it is five years since Mary ____ in the south.
| A．lives | B．lived | C．has lived | D．was living |
Jim is ____ person, and everyone is willing to be ____ with him.
| A．so kind a; friends | B．so a kind; friend |
| C．such kind a; friends | D．such a kind; friend |
_____the teacher couldn't understand was______ fewer and fewer students showed interest in her lessons.
| A．What; why | B．That; what | C．What; because | D．Why; that |