Some questions _______at their class meeting last week.
Are you afraid of _____ alone? A. sleep B. to sleep C. Sleeping
—Where’s Bill ? —He ________ in the office. I saw him playing basketball on the playground just now. A. can’t be B. must be C. can be
Basketball was invented by ______ Canadian doctor named James Naismith. A. a B. an C. The
—Tom used to ______ short and fat, didn’t he ? —Yes, he did. Now he’s tall and thin. A. do B. like C. Be
—How do you study English so well? —I study ________ reading English magazines. A. at B. on C. By