Choose the best answer:

I hope you don’t mind me .................... so late at night. 

We found the exam extremely easy. We ________ so hard. 

Ian has no difficulty in ____ into use the perfect plans his friends have prepared for him.

When friends insist on ________expensive gifts, it makes most people uncomfortable.

Choose the correct answer to complete the sentence. "These formulas operate on extensive databases of numbers that defines the objects in the pictures as they exist in ______ space"

Read and choose the appropriate option: 
WHY DO ANIMALS GO EXTINCT? Different kinds of animals have appeared and disappeared throughout Earth’s history. Some animals go extinct because the climate (41)_______ they live changes. The climate may become wetter or drier. It may become warmer or cooler. If the animals cannot change, or adapt, to the new climate, they die. Some animals go extinct because thay cannot (42) _______ with other animals for food. Some animals go extinct because they are killed by enemies. New kinds of animals are always evolving. Evolving means that the animals are changing (43) _______ from generation to generation. Small differences between parents, children, and grandchildren slowly add up over many, many generations. Eventually, a different kind of animal evolves. [evolve: tiến hóa] Sometimes many of the animals on Earth go extinct at the (44) _______ time. Scientists call this a mass extinction. Scientists think there (45) _______ at least five mass extinctions in Earth’s history. The last mass extinction happened about 65 million years ago. This mass extinction killed off the dinosaurs.
(43)..........................

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: 

He went through much hardship before he became a successful businessman.

The boy was sent to the police because of several ___________that he had taken part in.

Choose the correct answer to complete the sentence. "Mai lets her children____ up late on Saturday evenings."

Choose the best answer Where are you going to spend your vacation?

– I don’t know yet. Maybe we _____  to Italy next summer.

She expects people ....her, but she never helps anyone! 

Vietnamese athletes performed ................. and won a lot of gold medals.

Choose the correct answer to each of the following questions. "_______ elephants is for the both the practical and immaterial reasons"

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.

Veronica broke the school rules so many times that the headmistress finally had no alternative but to expel her.

Even now, the full ______ of his crimes has not been exposed. (ENORMOUS)

If it ____ warm yesterday, we would have gone to the beach. 

You                        wash those potatoes. They’ve already been washed.

One moment you say you love me, the next moment you are dating another girl, __________?

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

We'd better speed up if we want to get there in time.

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 natives were angry when foreigners came to their country and took over their land.

Over 120 ................. of birds have been recorded in this national park.