—What should I do, doctor? —______healthy, you should take more exercise.
| A．To keep | B．Keep | C．Keeping | D．Kept |
The radio is too noisy. Would you please ______ a little?
| A．turn it down | B．turn it up |
| C．turn it on | D．turn it off |
The cookies ________ good. Could I have some more?
| A．sound | B．smell | C．feel | D．taste |
—How do you usually go to school? —I usually go to school ______.
| A．take a bike | B．by bike |
| C．by bikes | D．by a bike |
— Is Nancy doing her homework? —. She is watching TV.
| A．Yes, she is | B．No, she isn’t |
| C．Yes, she does | D．No, she doesn’t |
—_____do you like pandas? —Because they’re ___________.
| A．Why; lazy | B．How; scary |
| C．Why; cute | D．When; cute |