John is ________ honest boy. He has ________ useful book.
| A．an; an | B．a; a |
| C．a; an | D．an; a |
—Does your brother have a basketball? —No, _____ doesn’t.
A. she B. he C. it
—Why do you like English?—Because it’s _______.
A. boring B. interesting C. difficult
—_________ are these trousers?
—They are only $15.
A. How many B. How much C. How
—Thanksforyourhelp，Mary! —________.
A. Good B. Don’t thank me C. You'rewelcome
. _____do you spell watch?W-A-T-C-H.
A. What B. Where C. How