_____does he watch TV? Once a week.
| A．Which | B．Where | C．How often | D．What |
My sister is sick. I must look _____her.
| A．after | B．up | C．with | D．at |
There are too many old newspapers. _____throw them away.
| A．Shall we | B．Do we | C．Let’s | D．Shall you |
Betty is _____artist. She never wears____ _ uniform.
| A．an, / | B．an ,a | C．a, an | D．an, an |
We often _____hiking at the weekend.
| A．play | B．have | C．come | D．go |