He was last seen _________in his office at about 7:15 p.m..
| A．work | B．working |
| C．to work | D．worked |
“________ give up (放弃), then you can be successful.”
| A．Always | B．Sometimes | C．Never | D．Please |
—What’s the matter, Tony?
—I have ______fever.
| A．an | B．/ | C．a | D．the |
Every year, ______people go to visit the factory.
| A．a hundred of | B．hundred |
| C．hundredof | D．hundreds of |
—_______ is this pencil? —It’s mine.
| A．What | B．Whose | C．Where | D．How |
Is this ______ ruler? —No. _______ is over there.
| A．her; Her | B．hers; Hers |
| C．her; Hers | D．hers; Her |