To keep __________, we need ____________ regularly.
| A．health, exercise | B．healthy, exercise |
| C．healthy, to exercise | D．healthy, exercises |
--Teenagers should speak to the old people _________ ?
-- I agree with you.
| A．probably | B．terribly | C．politely | D．badly |
It’s so hot. Look! The kids _________ at the pool.
| A．swims | B．swam | C．are swimming | D．was swimming |
Can you tell me_____________?
| A．when did the train arrive | B．whether has the train arrived |
| C．when will the train arrive | D．whether the train has arrived |
Put on more clothes, Kate. The window in our room ______ yesterday.
| A．was broken | B．are broken | C．have broken | D．will break |
It is necessary for us________ good habits in our daily life.
| A．keep | B．to keep | C．keeping | D．kept |