-- Are you _______ American or English? -- English. We both work in Shanghai.
| A．a | B．/ | C．the | D．an |
He failed the exam, ______ he tried his best.
A. because B. though C. So
The apple on the table __________ . Throw it away.
A. smell terrible B. smells good C. smells terrible
The more careful you are, themistakes you’ll make.
A. more B. few C. fewer
—How much is the computer?
—About three yuan.
A. thousand B. thousands of C. thousands
—do you go to a movie?
— Once a week.
A. How often B. How long C. How soon