.The last few years__________many disasters in and out of China, from earthquake to drought.
We hope that she will _____soon.
If we can keep _____ this speed, we'll arrive there in two or three hours.
The Great Wall was built to keep ______ the invaders.
---Those shoes won't_____for mountain-climbing. ---_____this pair be OK?
Now Robert, a football fan in our class, ____ rome of his daily allowance given by his parents in order to buy a new football.