— A number of volunteers willing to work in poor areas in the western part of China.
— Yes, the number is getting .
| A．is; more and more | B．are; larger and larger |
| C．is; larger and larger | D．are; more and more |
The young mother sat down and watched her child ________ a lovely white cat．
| A．play with |
| B．to play with |
| C．plays to |
| D．play to |
—When did you have your school trip？
—________．
| A．In five days |
| B．For five days |
| C．Twice a day |
| D．Five days ago |
Oh，you are here．I ________ you came back．
| A．don’t know |
| B．didn’t know |
| C．haven’t known |
| D．won’t know |
He shouted ________ his father when he found a snake in the forest．
| A．on |
| B．to |
| C．in |
| D．at |
—What ________ they ________ last weekend？
—They played computer games．
| A．do；do |
| B．do；did |
| C．did；do |
| D．are；doing |