1 . I need to learn how to behave in new s ________ (=environment). (根据首字母单词拼写)

2 . We worked hard in order to live up to our parents’ ________. (expect) (所给词的适当形式填空)

3 . Constant ________ (expose) to diverse cultures will benefit youngsters. (所给词的适当形式填空)

4 . The ________ (participate) are required to deliver an English speech in ten minutes. (所给词的适当形式填空)

5 . She packed a few e ________ (=necessity)and headed for the countryside. (根据首字母单词拼写)

6 . A people without the knowledge of their past history, origin and culture is like a tree without roots. —Marcus Garvey(英译汉)
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7 . When the train arrived at the station, they took a taxi to Lake Louise, where the blue water literally took their breath away with its ____________... Looking at the beautiful scenery, they both agreed that it was ____________ they had ever taken. (根据句意填空)

8 . Cover the burnt area with a loose clean cloth. ____________ the injured areas is a bad idea, as it will keep the heat in the wounds and may cause infection…If the victim is suffering from second or third-degree burns, there ____________ to take him/her to the hospital at once. (根据句意填空)