Choose the word or phrase A, B, C, or D that best completes the sentence or substitutes for the underlined word or phrase.
The school has been given 20 computers, half of ...... are brand new.
A.that
B.those
C.them
D.which

Choose word or phrase - A, B, C or D – that needs correcting.
Despite of (A) a language barrier, humans (B) have managed to communicate with others (C) through sign language, in which (D) certain motions stand for letters, words, or ideas.
A.Despite of
B.humans
C.with others
D.in which

Choose word or phrase - A, B, C or D – that needs correcting.
JKL Motorbikes sells (A) six different models, the first which (B) they started (C) making (D) in 1985.
A.sells
B.which
C.started
D.making

Read the text below and decide which answer best fits each space.
In the 1972 the Australian government introduced a quota system which allowed a(n) (36) ______ number of kangaroos to be killed or 'culled' every year. Legislation was introduced because farmers claimed that the kangaroos were (37) ______ their crops. The problem is that while two and a half million kangaroos can be killed legally each year, a futher two and a half million are killed illegally. The animals are killed for a variety of (38) ______. The main one, however, is that kangaroo meat is sold for human consumption usually in the form of steaks - or is used as pet food. There are also thousands of dollars to be made from the sale of their skins.
The environmental group Greenpeace and Australia's Animal Liberation (AAL) are now campaigning for a ban (39) ______ the sale of all kangaroo products. They hope that this will stop unscrupulous farmers killing the animal for profit. A spokesperson for AAL said, ‘People aren't concerned because there are still (40) ______ six million kangaroos in Australia so they are hardly an endangered species. People just don't care about issues like this unless there is a real threat. But we know certain types have already become extinct in some areas. We must act now before it is too late.
(39)
A.on
B.of
C.for
D.against

Read the text below and decide which answer best fits each space.
In the 1972 the Australian government introduced a quota system which allowed a(n) (36) ______ number of kangaroos to be killed or 'culled' every year. Legislation was introduced because farmers claimed that the kangaroos were (37) ______ their crops. The problem is that while two and a half million kangaroos can be killed legally each year, a futher two and a half million are killed illegally. The animals are killed for a variety of (38) ______. The main one, however, is that kangaroo meat is sold for human consumption usually in the form of steaks - or is used as pet food. There are also thousands of dollars to be made from the sale of their skins.
The environmental group Greenpeace and Australia's Animal Liberation (AAL) are now campaigning for a ban (39) ______ the sale of all kangaroo products. They hope that this will stop unscrupulous farmers killing the animal for profit. A spokesperson for AAL said, ‘People aren't concerned because there are still (40) ______ six million kangaroos in Australia so they are hardly an endangered species. People just don't care about issues like this unless there is a real threat. But we know certain types have already become extinct in some areas. We must act now before it is too late.
(37)
A.enriching
B.injuring
C.ruining
D.spoiling

Read the text below and decide which answer best fits each space.
In the 1972 the Australian government introduced a quota system which allowed a(n) (36) ______ number of kangaroos to be killed or 'culled' every year. Legislation was introduced because farmers claimed that the kangaroos were (37) ______ their crops. The problem is that while two and a half million kangaroos can be killed legally each year, a futher two and a half million are killed illegally. The animals are killed for a variety of (38) ______. The main one, however, is that kangaroo meat is sold for human consumption usually in the form of steaks - or is used as pet food. There are also thousands of dollars to be made from the sale of their skins.
The environmental group Greenpeace and Australia's Animal Liberation (AAL) are now campaigning for a ban (39) ______ the sale of all kangaroo products. They hope that this will stop unscrupulous farmers killing the animal for profit. A spokesperson for AAL said, ‘People aren't concerned because there are still (40) ______ six million kangaroos in Australia so they are hardly an endangered species. People just don't care about issues like this unless there is a real threat. But we know certain types have already become extinct in some areas. We must act now before it is too late.
(36)
A.approximate
B.certain
C.estimated
D.unknown

Choose word or phrase - A, B, C or D – that needs correcting.
Visitors were (A) not permitted entering (B) the park after dark because of (C) the lack of (D) security and lighting.
A.were
B.entering
C.because of
D.lack of

Choose the word or phrase A, B, C, or D that best completes the sentence or substitutes for the underlined word or phrase.
The smoke from burning fuels causes pollution if it ...... into the atmosphere.
A.releases
B.is released
C.will be released
D.released

Choose the word or phrase A, B, C, or D that best completes the sentence or substitutes for the underlined word or phrase.
The factory was fined for ...... chemicals into the river.
A.discharging
B.dumping
C.producing
D.exposing

Choose the word or phrase A, B, C, or D that best completes the sentence or substitutes for the underlined word or phrase.
Oil spills are having a devastating effect on coral reefs in the ocean.
A.powerful
B.significant
C.disastrous
D.detectable