—Mum, I’ve been studying English since 8 o’clock. ____ I go out and play with Tom for a while?—No, I’m afraid not. Besides, it’s raining outside now.
I would have come to see you earlier, but I __________ too busy.
With summer coming on, the weather gets hot _________.
In Switzerland, six miles west of Geneva,___________ a collection of laboratory buildings.
America was____________ was first called" India" by Columbus
To everybody's surprise, the fashionable young lady ___________ to be a thief. A.found out B.proved out C, put out D.turned out