I'm all for children being __________ in secure, loving environments.
| A．picked up | B．ended up |
| C．brought up | D．taken up |
There are about ______ people in the park on National Day.
| A．three hundred | B．three hundreds |
| C．three hundred of | D．three hundred more |
We found ______ very difficult for the children to understand what the chairman said at the meeting.
| A．that | B．its | C．this | D．it |
．________ useful book is helpful to ________ artist.
| A．An, an | B．A, a | C．A; an | D．An; a |
Sometimes the best and most beautiful things in this world ________．but can be felt with the heart．
| A．can see | B．cannot see | C．can be seen | D．cannot be seen |
—Please tell me ________ for the meeting yesterday．
—Sorry．The traffic was bad．
| A．why you came late | B．why did you come late |
| C．when you came late | D．when did you come late |