The building ______ fire suddenly yesterday afternoon.
— Have you ever been to the Summer Palace?— I can’t quite remember. _______, it might have been during my childhood.
— Your windows are still open? It’s so cold!— Oh, sorry. They_______ .
We believe the time and hard work _______ in completing such an important project are worthwhile.
— Are you in favour of Tom’s suggestion_______ we work around the clock to meet the deadline?— No. But ______ Jimmy suggested to me sounds practical.
We attend lectures in the school meeting room at weekend _______ seats more than 800 students.