isn’t working hard to __________ his wife and children, which in my opinion will __________ his marriage failure.

Mr. Johnson insisted that he _____ his debts, but nobody believed him.[ ]

Friends should be_____ about each other’s feelings.

The course that Beijing University offers normally attracts 30 foreign students per year; _______ up to half will be from America.

If you had joined the chat room ten minutes ago, you ______what we were talking about!