Choose one word or phrase marked A, B, C, or D that best complete the preceding sentence:

He enjoyed the dessert so much that he accepted a second_________ when it was offered.

VOCABULARY AND STRUCTURES: Choose the best options 

I’m very busy, so please don’t disturb me _______ it’s urgent. 

Choose the best answer: 
When I called them yesterday, they told me that they were going to the movies........................ .

No decision will be made about my future appointment until all suitable candidates had been interviewed.

Although usual living on or under rocks or on coral reefs, marine snails have been observed in a great various of habitats.

Although Kate saw no link between the two crimes, but she thought that there was only one murder

 I use a laptop __________ to music and watch videos.

If I were like you, I’d spend a bit more and buy the hardback version of the book.

This exit door can __________ in case of emergency.

Dwelling primarily in the ice Northern Polar seas, beluga whales are characteristically small, white, agile, and elusive.

None two butterflies have exactly the same design on their wings

Mark the letter A, B, C, or D on your answer sheet to indicate the best answer in each of the following questions:

She is very tired; __________ she has to finish her homework.

To survive, most birds must eat at least half their own weigh in food every day.

One of the girls who _    working in this company _    my niece.

Each stanza of a poem has a repeatable pattern of meter and rhyme and is normally division from the following stanza by a blank line.

A large percent  of Canadian export business is with the United States.

To receive a degree from an American university, one must take many courses beside those in one’s major field.

Choose one word or phrase marked A, B, C, or D that best complete the preceding sentence:

__________ I have time, I will go with you.

Choose the best option A, B, C or D to make meaningful sentence: "Mai took the train to Hanoi  ______ she disliked flying."

The camp on the inhospitable, mosquito-infested banks of the River Sekonyer, was set up to track the primates and learn from their habitat, diet and behavior.

Hardly he had got downstairs when the phone stopped ringing yesterday afternoon.