This is ______ apple, and that is ________ orange.
A. a; a B. a; an C. an; an
—______ is it from Olympic Center to your school?
— It’s about 10 minutes’ walk.
| A．How much | B．How long | C．How far | D．How often |
— Is Mr. Brown at home now?
—Yes. He usually does exercise______ 7a.m. ______8a.m. in the garden.
| A．between; at | B．from; to | C．at; and | D．both; and |
______useful dictionary for beginners of English! Where did you get it?
| A．How | B．How an | C．What a | D．What an |
— Can you ride ______bike?
—Yes. What about going to the park by bike this coming Saturday?
| A．a | B．an | C．the | D．不填 |
— Kate is seldom late for school, _______ she?
— ________. She is used to going to school early.
| A．is; Yes | B．isn’t; No | C．is; No | D．isn’t; Yes |