( Exercise: Choose the best answer:
He is unhappy because of his --------------. A. deaf B. deafen C. deafness D. deafened
This country has -------------- climate. A. continent B. continental C. continence D. continentally
She has a -------------- for pink. A. prefer B. preferential C. preferentially D. preference
Computers are -------------- used in schools and universities. A. widely B. wide C. widen D. width
I sometimes do not feel -------------- when I am at a party. A. comfort B. comfortable C. comforted D. comfortably
English is the language of --------------. A. communicative B. communication C. communicate D. communicatively
I have to do this job because I have no --------------. A. choose B. choice C. choosing D. chosen
He is not very -------------- of criticism. A. tolerable B. tolerated C. tolerant D. tolerating
English is used by pilots to ask for landing -------------- in Cairo. A. instruct B. instructors C. instructions D. instructive
He did some odd jobs at home --------------. A. disappointment B. disappoint C. disappointed D. disappointedly
Don’t be afraid. This snake is --------------. A. harm B. harmful C. harmless D. unharmed
During his --------------, his family lived in the United State. A. child B. childhood C. childish D. childlike
Jack London wrote several -------------- novels on adventure. A. interest B. interestedly C. interesting D. interested
He failed the final exam because he didn’t make any -------------- for it. A. prepare B. preparation C. preparing D. prepared
The custom was said to be a matter of --------------. A. convenient B. convenience C. conveniently D. convene
She is -------------- in her book. A. absorbed B. absorbent C. absorptive D. absorb
As she is so -------------- with her present job, she has decided to leave. A. satisfy B. satisfied C. satisfying D. unsatisfied
Although her visit wasn’t --------------, we made her welcome just the same. A. expect B. expected C. expectation D. expecting
He plays the piano -------------- well. A. tolerate B. tolerable C. tolerably D. tolerance
Prices continue to show an upward --------------. A. tendency B. tend C. tended D. tending
They will -------------- this road because its -------------- is too narrow. A. widen/ widely B. wide/ width C. widen/ width D. width/ widely
They did everything possible to -------------- the police force. A. strengthen B. strengthening C. strength D. strong
I spent a ( an ) -------------- night because of my toothache. I am very tired now. A. sleepy B. sleeping C. sleepless D. asleep
Your money will be refunded if the goods prove to be -------------- . A. satisfying B. dissatisfied C. satisfactory D. unsatisfactory
The -------------- of old buildings should be taken into consideration. A. preserve B. preservation C. preservative D. preserves
Our education will help with the -------------- of knowledge for the young. A. enrichment B. enrich C. rich D. richness
Getting such a well – paid job is beyond my --------------. A. expectation B. expected C. expectant D. expecting
That is not -------------- true of single parents. A. necessarily B. necessary C. need D. necessity
That is silly. What you are seeing is --------------. A. reasonably B. reason C. reasonable D. unreasonable
Hunting for meat and burning forest for soil -------------- wildlife. A. conserve B. protect C. destroy D. reclaim
This new kind of generator can generate a current of high --------------. A. potential B. intensity C. preference D. absorbent
The children always get -------------- on long journey. A. harmless B. restless C. motionless D. speechless
Most of the rivers flowing through big cities are -------------- with chemical waste factories. A. polluted B. eroded C. mixed D. flooded
It is necessary for the host to make his guests feel comfortable and --------------. A. relaxed B. relaxation C. relaxing D. relax
A laser beams -------------- is strong enough to kill cancer cells. A. intention B. intensity C. intend D. intensive

Prefixes and suffixes: out, super, sur, sub, under, over
Don’t be --------------; everything will be all right. A. over anxious B. overbearing C.