Anyone whose performance is best received by the public____ be given an opportunity to show their talents at the Great Hall of the People in Beijing.

Don’t worry. There’s still ________ time _________.

—Listen! Is Mary singing in the next room?—No. It _______ be Mary．She has gone to Shanghai for an important meeting.

The haze or smog was so serious that the winter running _________.Some students complained as they ran

–Is there an express to Beijing tonight? -- There ______be , but you’d better call the booking office to make sure.’