Câu hỏi:

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

Species become extinct or endangered for _______ number of reasons, but the primary cause is the destruction of habitat by human activities.

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

When it started to snow, he________ his overcoat.

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

Mountain gorillas are an endangered species __ habitats are being badly destroyed.

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

The hotel was terrible, but the wonderful beach_____ our disappointment.

Mark the letter A, B, C, or D on your answer sheet to show the underlined part that needs correction.

For thousands of years, man (A) has created sweet-smelling (B) substances from wood, herbs and flowers and using them (C) for perfumes or (D) medicine.

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

The storm is reported ___________ people.

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

This winter wasn’t_______ as difficult as last winter.