You would have helped your mother do some housework. But you_______.

I promised to get there before 5 o’clock, but now the rain is pouring down. They _______ for me impatiently.                                      

－ What does the sign over there say?－ “No person ____________ bring drinks into the student computer pool.”

Some aspects(方面) of a teacher’s job ______ be tiring, and teachers often ______ work at inconvenient hours.

—I wish I _________ the meeting.—But you didn’t .