-----Have you finished your composition already, Jack? ----Yes, I _____ it within half an hour.
---Would you mind if I record your lecture? ---______. Go ahead.
Russia lies______ the north of China.
As you can see, the number of the students ______rising these days.
---Is it Jim who is driving the new car? ---Probably. I know he has recently bought a ______ car.
According to the situation, they found three different ______ to the problem.