David apologized for ______ to inform me of the change in the plan.
| A．his being not able | B．him not to be able |
| C．his not being able | D．him to he not able |
Now I’ve been out of _____ work for weeks, I’ve joined the ranks of _____ unemployed.
| A．the; 不填 | B．the; the | C．不填; the | D．不填; an |
_____ concern about food safety seems to be ______ subject that is being discussed all over the world.
| A．The; a | B．A; ／ | C．The; the | D．／; the |
______ two pandas from Chinese mainland has become ______ hot topic in Taiwan.
| A．The, a | B．A, a | C．/, the | D．The, / |
Winters in ______ north of China are for_____ most part dry and cold.
| A．不填; a | B．the; 不填 | C．不填; 不填 | D．the; the |
Would you likeknife and fork，or would you rather use chopsticks，sir?
| A．the；the | B．a：／ | C．／；the | D．the；the |