--Dad, I’ve got an "A" in the math exam. --Great. And I’m sure you will do better, because this is a good_______.
At present, more and more people prefer _________ in the countryside because there is _____ pollution in the city.
—Could you tell me ______________? —It’s twenty minutes by underground.
The old man always________ the clothes from ________century.
My bedroom is about __________ of the size of yours.
—You’ve won the drawing competition. Congratulations! Among all the pictures in the competition,I found _______was really amazing. By the way, when did you draw it? —During the trip to the Sydney Opera House _______ September.