She could hardly believe it, ?
| A．couldn’t she | B．could she | C．didn’t she | D．did she |
She lost heart since she failed in the exam.She felt________about her future.
| A．puzzle | B．puzzling |
| C．puzzled | D．puzzles |
It makes his life quite different_______he has received education abroad.
| A．that | B．which |
| C．what | D．how |
—Mary looks down today.What is up?
—Well，________happened between Mary and me is none of your business.
| A．wherever | B．whoever |
| C．whatever | D．no matter what |
_______young people see and hear in the media helps them to figure out how the world works.
| A．Which | B．That |
| C．What | D．How |
It is uncertain________side effect the medicine will bring about，although about two thousand patients have taken it.
| A．that | B．what |
| C．how | D．whether |