25. The harder you_________,the better progress you_________.

A.will work;will make?

B.work;have made

C.work; will make?

D.will work; make?

Greatly_________ as the leading scientist,he was asked to give lectures in many countries.

A.respecting                               B.respects

C.respected                                D.to respect

　　 A computer is so useful a machine ________ we can use everywhere.

　　A. that   B. which  C. as  D. what

　　 Lei Feng is always ready to help others when they are in trouble and he never _______ their request.

　　A. turns up B. turns over  C. turns in D. turns down

All I have learned about the exam____ that three students faileD.

  A. is   B. are  C. will be  D. have been

As they haven’t a child of their own, they’re going to _______ a little girl.

A. accept                      B. receive                     C. adapt                       D. adopt

After dinner the minister made a short _____ to the guests.

   A. delivery    B. pronunciation    C. conversation    D. speech

His landlady gave him a week's _____ to leave the flat.

   A. threat    B. notice    C. advice    D. caution

Tell your brother to come _____, because it's going to rain in a minute or two.

           A. indoors       B. outdoors      C. outward     D. inwards

They always kept on good _____ with their next-door neighbors for the children's sake.

   A. friendship    B. relations    C. intentions    D. terms