If the Oxygen supply in the atmosphere was not replenished plants, it would be exhausted

Câu hỏi liên quan

• Due to the government’s policy, some farming are have been abandoned.

• Since it lives in the desert, collared lizard depends from insects for water as well as for food.

• For thousands of years, people have used some kind of refrigeration cooling beverages and preserve edibles.

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• They usually took a tree back with them and put it on the centre of village

• To receive a degree from an American university, onetake courses beside those in one’s major field.

• Nuclear energy, despite its early promise as a source of electrical power, is still insignifican compared with older and safer energy sources.

• Dentist gave me a check-up and then telling me I needed two teeth.

• Jack London, whom was known for his stories of Alaska, lived there during Klondike gold rush.

• No one knows this answer, ________?

• I’d rather you ...............  to the English-speaking club with me this Sunday.

• Choose the correct verb form:

  Although we didn’t win, we were able to take some _____ from our performance.

• By the end of the month, I’ll be working for firm for a year.

• In winter it is important for farmers to provide food and warm for  animals.

• During his twelve year there, Ellsi Marsalis turned the New Orleans Center for the Creative Arts into a rich training place for jazz stars.

• Hardly he had got downstairs when phone stopped ringing yesterday afternoon

• Hawaii’s eight major islands and numerous islets form the only state in the United States that is not lie on mainland of North America.

• For many years, people have wondered that life exit elsewhere in universe.

• Like it or not, there is the rain and not car that will hold key to the future of domestic travel.

• Polio, one of a group of spinal inflammations, causes fever and paralysis often resulting in disabled and deformity.

• Aircraft flying in …….. arcs create microgravity for tests and simulations that last 20-25seconds.