—Oh, my God. I forgot my purse in the shop.—Oh, not again. Why ____ you always ______ something?
When he was a boy, he used to go there and watched _______.
Robert is said______ abroad, but I do not know what country he studied in.
Beijing was attacked by such a terrible sandstorm ______few citizens had ever experienced before.
The country life he was used to______greatly since the opening policy.
He______ on this paper for ten minutes but he______only about sixty words.