Rainforests are important places for people and animals． There are different kinds of rainforests． Some are high in the mountains and others are near the sea． In the last forty years humans have destroyed half of the earth's rainforests． Rainforests are homes for about fifty million people． There are also millions of animals， plants and insects living there． When we destroy the rainforests， people lose their homes and thousands of kinds of animals and plants disappear． Once these animals and plants have disappeared， we will never see them again． The weather in a rainforest is hot all year round． The weather is always wet， too． The Amazon Rainforest is about a hundred million years old， and has more kinds of animals and plants than any other place on the earth． People have now cut down much of this rainforest to plant coffee and sugar．

(1) Weather in rainforest is ______ ．

A. neither hot nor wet	B. both hot and wet
C. hot and dry	D. cold and wet

(2) The underlined word ''disappear'' in the passage means ______ ．

A. leave

B. cut down

C. be seen no more

D. lose

(3) Which of the following about rainforest is true？ ______

A. Rainforest are important to living things

B. People have destroyed half of the earth's rainforest since 40years ago

C. Rainforest are destroyed， people will lose homes， animals will never be seen

D. All of above