As the quality of the city’s air continues to give rise to ______, the residents are encouraged to set off fewer fireworks.
| A．concerns | B．descriptions | C．catastrophe | D．emergency |
Not only ____ strict with us, but also ____ for us.
| A．was the teacher; did he care | B．was the teacher; he cared |
| C．the teacher was; did he care | D．the teacher was; he cared |
“Dear, if you listen to me, you ______ have some candies as a reward,” the woman told her little son.
| A．shall | B．do | C．should | D．must |
--- When will your father be back home?
--- ____ twelve o’clock.
| A．In | B．Since | C．Until | D．After |
His advice made me happy, but ____.
| A．making others angry | B．to make others angry |
| C．others angry | D．his advice others angry |
Equipped with modern facilities, today’s libraries differ greatly from ____.
| A．the past one | B．the past |
| C．which of the past | D．those of the past |