Dave nearly ran into a block when walking down the street with his mind ______ on the word puzzle.
| A．to fix | B．fixing |
| C．fixed | D．was fixed |
The hotel which _______ now is to be a five-star one
| A．is building | B．has been built | C．is being built | D．is to be built |
Stop_____ this kind of deer. They are_________.
| A．hunting; dying away | B．to hunt; dying out |
| C．hunting; dying out | D．hunting; dying down |
Great attention must be paid ________ education，especially in the countryside.
| A．develop | B．to develop | C．to developing | D．Developing |
I have many friends, someare businessmen.
| A．of them | B．from which | C．who of | D．of whom |
The driver who died in the accident could have ________, but he was sent to hospital too late.
| A．cured | B．recovered | C．survived | D．rescued |