The program “ Master’s Lectures” of CCTV are both interesting and instructive .No wonder they_______a large audience.

________ do you study for tests —I work with my friends.

Helen is 15 years old, and Joan is 15, too. So Helen is________Joan.

The manager has offered Helen a position in the company, but he doesn’t know _____ she will accept it.

Susan is so worried because she ______ her ticket, then she can’t go to England on time.