---_______your mother good at cooking?
---Yes, but my father _____ cook well.
| A．Does; doesn't | B．Is; isn't |
| C．Do; don't | D．Is; doesn't |
This pair of trouserssilk and cotton.
| A．is made of | B．are made of |
| C．is made from | D．are made from |
When to go for a holidayyet.
| A．has not been decided | B．have not been decided |
| C．are not decided | D．isn’t being decided |
The old man always made ushimin the fields.
| A．help; working | B．to help; to work |
| C．help; to work | D．helping; work |
Remember the post office and buy some stamps for me, won’t you?
| A．to go | B．going |
| C．to going to | D．to go to |
There are so many kinds of radios in the shop. I can’tdecide .
| A．to buy what | B．to buy which |
| C．what to buy | D．which to buy |