6.-What do you know about Vancouver?-It's_________host city of the 2010 Winter Olympic Games, and it is also home to North America's_________second biggest Chinatown.
The boy ________ in the bed ________ to his friend that a cock laid an egg yesterday.
This book ______ 50 maps, _______ 20 of America’s.
Today, we’ll discuss a number of cases______beginners of English fail to use the language properly.
Recently I bought a secondhand car, ______was very low.
—How did you find the talk this morning? —______.