I’m thirsty. I want to buy something _________.

Volunteering is becoming popular in China .— Yeah, people are now aware that helping others is helping themselves.

__________ can you finish your homework, Ben?－ In thirty minutes.

My sister was very afraid all the way because it was the first time she ______ a car.

It was not until the entrance exams were in sight that that I had so many books to cover and so many exercises to finish.