From the words or group of words lettered A to D, choose the one that best completes each of the following sentences.

This is an improvement ......your last essay

A. on

B. with

C. by

D. for

The team has suffered defeat........defeat

A. before

B. with

C. over

D. after

Unemployment has been......the increase since last year

A. of

B. at

C. on

D. in

Cats sleep.......day and hunt at night

A. at

B. by

C. in

D. during

I don't want anything to interfere...my project

A. with

B. on

C. over

D. by

The two brothers came in ......the back door

A. within

B. along

C. across

D. through

.......the terms of the agreement with your landlord, you should not sub-let the house

A. on

B. under

C. upon

D. by

Nigeria's economy was buoyant.....the 1970s

A. through

B. on

C. in

D. with

The musicians .............waxed that record died fifty years ago

A. who

B. whom

C. which

D. whose

The author.........book you are reading now, won the Nobel Prize for Literature last year

A. which

B. that

C. whose

D. whom