---What ____ his grandpa ____?
---He is a worker.
A. do, does B. does, do C. do, do
The boss made the workers ________ten hours a day.
| A．work | B．to work | C．working | D．worked |
Please give this letter to ____.
A. they B. her C. I
Li Ming’s father works in a restaurant, he is a ____.
A. cookB. cooker C. cooks
____ do you usually have for lunch?
A. When B. Who C. What
____ yourselves ____ some fish, children.
A. Help, to B. Helps, to C. Help, with