I don’t recall ______ him at the conference. 

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks. 
Despite the wealth of information campaigns telling people about global warming and its causes, most people have (23) _______to realize how severe the problem is. Coming climate changes could alter as much as one third of plant and animal habitats by the end of the 22nd century. These changes could in (24) ____ cause widespread extinctions among plant and animal species around the globe. 
Coastal and island habitats are perhaps in the greatest danger (25) _______ they face the combined threats of warming oceans and rising sea levels. As habitats change, many animals will come under intense pressure to find more suitable homes for themselves. Mass (26) ____ of at least some animals are certainly to be expected, but the fact remains that many animals will simply not be able to move fast enough. 
Such dire predictions may sound alarmist, but they are based on the rather moderate estimate that the amount of carbon dioxide in the atmosphere will double by 2100. Many scientists believe, however, that this figure is actually very conservative, and they claim that a tripling is far more realistic. If they are (27) ____, the effects on nature will be even more dramatic

Despite the wealth of information campaigns telling people about global warming and its causes, most people have (23) _______to realize how severe the problem is

 He’s finished his work, ………….? 

Mark the letter A, B, C or D to indicate the word(s) CLOSEST in meaning to the underlined word(s) in each of the following questions.
That was so serious a matter that I had no choice but to call in the police

Choose the best answer:
We ________ our grandparents next week.

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following question.

Students use the library's computers to get access___________ the Internet.

 All students must…………homework before going to class

All his plans for starting his own business fell ______.

Unfortunately,  the  company  closed  down  because  it  couldn't  keep ____with  rapidly changing technology

Choose the correct answer to each of the following questions. "In the case of central Africa's forest elephants, _____ are harder for tourists to see and therefore attract fewer visitors, the costs of protecting them exceed the benefits from tourism."

Choose the best answer:

I .............. a meeting from 9.00 to 10.30 tomorrow morning.

Only a few of the many species at risk of extinction actually make it to the lists and obtain legal _______.

Cindy was given her_______papers yesterday.

Although ferns lack flowers, they do have leaves, stems, and root.

Choose the correct answer in each sentence.

Many people have succeeded in reducing household waste by buying fewer ------ products.

Mark the letter A, B, C, or D on your answer sheet to indicate the word(s) CLOSEST in meaning to the underlined bold word(s) in each of the following questions: 

The USA is one of the most culturally diverse countries in the world.

My binoculars were not actually broken, they just needed______ .

Many people think the money spent on protecting__________species should be used for improving the lives of the local people.

Mark the letter A, B, C, or D on your answer sheet to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each of the following questions: 

Nonfat milk has slightly less fat than low fat.

Choose the best answer:
.___________is it from your house to school? -500 meters.

The government   _________________     the flood victims with food, clothers and money.