Oceans, that cover about 70% of the Earth’s surface, contain approximately 97% of the Earth’s water supply.
Chọn đáp án A
Peter went _______ the man and asked him the best way to get _______ town.
_______ flower gets its smell from _______ oil that the plant produces.
Scientists have not been able to cure AIDS, _______ any vaccine against the disease.
The number of people who approved of his ideas exceeded his expectations.
Many national parks and animal reserves charge admission prices to help paying the cost of maintaining and they also depend on world organizations for support.