It remains a(n) question whether middle school children should be allowed to use mobile phones at school.
| A．controversial |
| B．solid |
| C．explicit |
| D．dynamic |
The little girl was_______to look at the _______tiger.
| A．frightened , frightening | B． frightening , frightened, |
| C．frightened, rightened, | D．frightening , frightening |
Some of the scientists held the point ______ ______ the book said was right.
| A．what; what | B．what; that |
| C．that; that | D．that; what |
The living room is clean and tidy ,with a dining table already _____for a meal to be cooked.
| A．laid | B．laying |
| C．to lay | D．being laid |
Green vegetablesnutrients,vitamin A and C.
A. include; contain B. include; containing
C. contain; include D. contain; including
The control of ________ bird flu in China finally proved to be ________ great success.
| A．the; the | B．the; / | C．/; a | D．/; / |