The fact showed  that the voyages of  travelers before the 17^th century were

not ______the sea even though they didn't have modern navigational aids.

A. at the expense of      B. at the risk of     C. in the way of       D. at the mercy of 

Many difficulties have         as a result of the change over to a new type of fuel.

   A. risen         B. raised        C. arisen          D. arrived

Mount Huangshan is such an attractive place of interest_____ everyone likes to visit.

   A.as       B. that     C.which      D.what

 —Mum, Tom is always working late into night. I don't know what he is busy doing.

—Oh ,he _____for his new project.

A. has prepared   B. had prepared   C. has been preparing   D. was preparing

Only when I left my parents for Italy _____ how much I loved them.

    A. I realised      B. I had realised   C. had I realised   D. did I realise

Seeing the happy ________ of children playing in the park, I’m full of joy and confidence in the future of our country．

       A． sight       B． scene     C． view         D． sign

Whether you believe it or not, it is___ that caused your heart attack.

A. because of your overweight           B. because you are overweight

C. your being overweight                D. you are overweight

____ from what he did , he isn’t a person to depend on.

A. Judging   B. Judge   C. Judged   D. To judge

— 　the computer be repaired by him?

—No, I'd rather he _____it repaired.

A. Will; has　　 B. Shall; had　　 C. Should; have　 D. Can; has

Tom is ____younger of the two newcomers. To be honest, I have never seen____

cleverer one.

A.不填；不填      B. the; a      C. a; the       D.不填; a