Ex 2: Choose the best answer to fill in the blank.
81. How many floors ________ in your school?
A. there are B. there has C. are there D. have there
82. She doesn’t have ________friends at school.
A. a B. some C. many D. much
83. – “_____________ a nice T-shirt, Trang!” – “Thank you.”
A. How B. What C. Which D. It
84. – “_____________ is the most expensive city in the world?” – “I think it’s Tokyo.”
A. Which B. Where C. What D. How
85. We should use reusable water bottles………………..plastic ones.
A. because B. instead of C. despite D. however
86. What can we do……………….air pollution?
A. reduce B. to reduce C. reducing D. to reducing
87. If we use……………….paper, we will save a lot of trees.
A. less B. fewer C. more D. much
88. We …………….live in the city in the future.
A. will B. won’t C. don’t D. do
89. He will………………..some pictures with his camera.
A. takes B. taking C. take D. took
90. If we plant more trees, the air ………………be so polluted.
A. will B. won’t C. do D. is
81. C
82. C
83. B
84. C
85. B
86. B
87. A
88. A
89. C
90. B
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81. C. are there
82. C. many
83. B. What
84. C. What
85. B. instead of
86. B. to reduce
87. A. less
88. A. will
89. C. take
90. B. won’t