A) Reapply the sunscreen after two hours outside.B) Reapply the sunscreen quickly after swimming or sweating.C) Check the ingredients of the sunscreen.D) Check the expiration date on the sunscreen.
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A) Collecting water from the desert.B) Collecting water from the air.C) Keeping the beetles dry.D) Keeping the beetles flying.
A) This new technology will help in many areas of our life.B) This new technology will help people who live in very dry areas.C) Scientists got their ideas from a small beetle that lives in African desert.D) Scientists got their ideas from a small beetle that lives in American desert.
A) The windscreen.B) The air conditioning.C) The waterproofing.D) The reflecting mirror.
A) Because they can provide heat, light or electricity.B) Because they provide more energy than other fuels.C) Because they are not renewable.D) Because they are cheap and convenient.