Do you want _________ an iPad for your birthday

It never occurred to me_____ she could complete the task in such a short time.

It’s the same in China — many people, ________ some are not overweight at all, are always going on diets or taking weight-loss pills, ________ are often dangerous.

By improving reading skills, you can read faster and understand more of _______ you read

The school has developed an online systemstudents can choose their own teachers