--When did your father come back last night?
--He didn't come back _______ he finished all the work.
A. until B. while C. if
We usually in the kitchen.
| A．cook | B．cooks | C．cooking | D．to cook |
Why not upstairs and have a look?
| A．goes | B．going | C．go | D．to go |
My mother is talking my teacher.
| A．and | B．with | C．in | D．at |
Look! They soccer the playground.
| A．play; on | B．are playing; in | C．playing; in | D．are playing; on |
— Would you like. — No, thanks. I’m full.
| A．something else | B．else something | C．anything else | D．else anything |