Scientists are convinced _______ the positive effect of laughter ___ physical and mental health.

试卷相关题目

• 1_______ reading the letter, what has he done?

  A.Because of

  B.Except

  C.Besides

  D.But for

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• 2As it was almost time for the flight, all the passengers got ______ the plane.

  A.around

  B.abroad

  C.aboard

  D.ahead

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• 3His best-known work that is ____ all praise is on show.

  A.without

  B.within

  C.over

  D.beyond

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• 4_Stressful environments lead to unhealthy behaviors such as poor eating habits,which_______increase the risk of heart disease.

  A.in turn

  B.in return

  C.by chance

  D.by turns

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• 5The pretty girl is known ________ the public ________ a little film star ________ her excellent performance in a film.

  A.in; as; with

  B.to; as; for

  C.among; with; in

  D.by; for; because of

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• 6I will mark ______ everything you say.It is helpful to the English learners.

  A.up

  B.down

  C.out

  D.off

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• 7Now even the middle school students go abroad for study ___.

  A.at their own expense

  B.by expense their own

  C.with their own's expense

  D.on expense of their own's

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• 8He is doing a hard job.Work starts at 7

  A.m.every day and goes on until late afternoon onlya break at midday.A.by

  B.for

  C.after

  D.with

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• 9This performance,an unusual dance,is so moving and perfect that it is almost all __________ the viewers' expectation.

  A.without

  B.for

  C.beyond

  D.under

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• 10He is a man __________ great achievement.

  A.by

  B.of

  C.in

  D.with

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