--- Have you considered _____ your job as a teacher?

 --- Yes. I like the job because a teacher is often considered _____ a gardener.

A. to change; to be                    B. to change; being

C. changing; being                     D. changing; to be

Would you please pass me the knife ____?

A. to cut the watermelon with                       B. to cut the watermelon

C. cutting the watermelon                                    D. cutting the watermelon with

Is it always easier ____ friends than to keep them? 

A. making               B. make                           C. to make             D. made

Do you have any idea ________

A. when Miss Smith will arrive                B. when will Miss Smith arrive

C. how will Miss Smith arrive                 D. why hasn't Miss Smith arrived

That is ______ Lu Xun once lived.

A. what              B. where            C. that           D. why

They would have fixed the telephone yesterday _________ it was a holiday.

A. except            B. except for     C. except that    D. but for

He didn't know which room ________.

A. they lived   B. they lived in        C. did they live    D. did they live in

I wonder how much ________.

A. does the watch cost              B. did the watch cost

C. the watch costed                 D. the watch costs

They tried to prevent the damage ________ their cattle.

   A. from protecting    B. protecting       C. protect           D. to protect

_______ your mind and you will find the way.

   A. Using        B. Use      C. If you use         D. To use