Nowadays, how we can take good care of _______old is becoming _______hot and serious topic.
| A．the; a | B．a; the |
| C．a; a | D．the; the |
Rod loves __________ clocks. However, he never manages to put them together again.
| A．taking apart |
| B．giving away |
| C．making up |
| D．turning off |
Can you tell the __________ difference between the words "require" and "request"? I sometimes get puzzled by their meanings.
| A．dramatic |
| B．regional |
| C．apparent |
| D．subtle |
Soldiers who fought all the way to the faraway places couldn't come back, and they had to__________ a life on the foreign lands.
| A．make |
| B．come |
| C．bring |
| D．Lay |
Why not try our luck downtown, Bob? That's __________ the best jobs are.
| A．where |
| B．what |
| C．when |
| D．why |
See the flags on top of the building? That was __________ we did this morning.
| A．when |
| B．which |
| C．where |
| D．what |