It is safe to eat chicken that ________fully, but most people still dare not do that because of the H7N9 bird flu .
| A．will be cooked | B．cooks | C．is cooked | D．cooked |
—Who usually ________in your family ?
—My mother does .
| A．cook | B．cooking | C．is cooking | D．cooks |
It’s ten o’clock. Betty _______ piano.
| A．is playing | B．plays | C．is playing the | D．plays the |
They are always ready _______ helping.
| A．for | B．of | C．to | D．in |
Mary isn’t ________ a book. She is ________ TV.
| A．seeing, seeing | B．watching, looking | C．reading, watching | D．looking at, watching |
Who are you talking _________?
| A．to | B．at | C．for | D．/ |