He is to at the station at 8:45 .

When it comes to job interview, you really don’t know ________ you performed until you get thegoodnews call [ ]

She_____ have gone to Shanghai for a visit. She has been discussing the papers with me for a whole day.

The project was carefully planned, or a great deal of money ________.

The teacher, with 6 girls and 8 boys of her class, ______ visiting a museum when the earthquake struck