—They are quiet, aren’t they?
—Yes. They are accustomed ________ at meals.
| A．to talk | B．to not talk | C．to talking | D．to not talking |
— We need an immediate reply.
— I see. I will send the paper to you ________.
| A．after a while | B．sooner or later | C．right away | D．for a while |
The past 30 years__________ the great changes that have taken place in my hometown.
| A．saw | B．was seen | C．have seen | D．see |
There are more than three________ students in our school. Look, _________ students are having a gathering on the square.
| A．thousands of; hundreds of | B．thousand; hundreds of |
| C．thousand of; hundreds of | D．thousand of; hundred of |
It is said the couple fell in love_____ they met.
| A．the first time | B．the first time when |
| C．for the first time that | D．when that |
Children to whom parents always ___________ soon become selfish.
| A．give in | B．give off | C．give up | D．give out |