Choose the answer among A, B, C, D to complete each of the sentences below:
It is illegal to ________ on grounds of race, sex or religion.
A.differ
B.differentiate
C.discriminate
D.certify

Choose the answer among A, B, C, D to complete each of the sentences below:
Many African and Asian nations have set aside land called _____ to protects the habitats of elephants and other wild animals.
A.reserves
B.species
C.forest
D.wildlife

Choose the answer among A, B, C, D to complete each of the sentences below:
The rapid growth of population led to an acute _______ of housing.
A.shortage
B.shortfall
C.shortcut
D.shortcoming

Choose the answer among A, B, C, D to complete each of the sentences below:
We usually do go by train, even though the car___is a lot quicker.
A.voyage
B.trip
C.travel
D.journey

Choose the answer among A, B, C, D to complete each of the sentences below:
When someone is down on their ____, friends are not easy to find.
A.luck
B.mood
C.fortune
D.merit

Choose the word or phrase A, B, C or D that best completes the sentence or substitutes for the underlined word or phrase.
The Great Wall is China's most popular ______.
A.attraction
B.contribution
C.construction
D.impression

Choose the answer among A, B, C, D to complete each of the sentences below:
The babysitter has told Billy’s parents about his ____ behavior and how he starts acting act as soon as they leave home.
A.attention – seeking
B.concentration – seeking
C.focus – seeking
D.meditation – seeking

Choose the answer among A, B, C, D to complete each of the sentences below:
The students were asked to ______ reading and writing skills to the villagers.
A.express
B.support
C.deliver
D.provide

Choose the answer among A, B, C, D to complete each of the sentences below:
The story about the alien spaceship was _______ to have been invented by jounalists.
A.suggested
B.believed
C.announced
D.recommended.

Choose the answer among A, B, C, D to complete each of the sentences below:
For work to flow _______, proper preparations must be made.
A.constantly
B.smoothly
C.freely
D.naturally