Choose from the four options given (marked A, B, C, and D) one best answer to complete each sentence.
Example:
Fourteen percent of primate species are highly _________.
A. discouraged
B. offspring
C. endangered
D. prevent

Choose the best option to complete each of the following sentences:
Example:
A number of safe and inexpensive birth-control _______ are provided to reduce the overpopulation in many countries.
A. types
B. methods
C. ways
D. sorts

Choose the best option to complete each of the following sentences:
Example:
I don't enjoy _________ at by other people.
A. to laugh
B. laughing
C. to be laughed
D. being laughed

Choose the best answer (A,B,C or D) for each sentence.
Example:
In some many European countries, people of all ages __________ birthdays.
A. prefer
B. display
C. celebrate
D. present

Choose the best answer for each of the following sentences.
Example:
She ________ the gold medal in 1986.
A. had won
B. has won
C. win
D. won

Choose the best answer for each of the following sentences.
Example:
He has a large face and a crooked __________.
A. nose
B. forehead
C. eye
D. hair

Choose the best answer for each of the following sentences.
Example:
She said that she would have been here earlier if you _____ her.
A. has phoned
B. had phoned
C. phoned
D. phones

Choose the best option to complete the following sentences:
Example:
_____________ , she would have gone out with me to the party.
A. If she has not been sick
B. If she had not been sick
C. If she had been sick
D. If she were not been sick

Choose the best option to complete the following sentences:
Example:
Jack promised_____________ my diary again.
A. not opening
B. not open
C. not to open
D. to not open

Choose the best option to complete the following sentences:
Example:
Each year , many people _____________ take care of the old and disabled.
A. volunteer
B. voluntary
C. volunteering
D. voluntarily