Câu hỏi:

05/09/2019 11,429

Ecologists are trying to preserve our environment for future generations by protecting the ozone layer, purifying the air, and have planted the trees that have been cut down.

(A) To preserve

(B) For

(C) The ozone layer

(D) Have planted

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Câu hỏi trong đề: 150 câu trắc nghiệm Tìm lỗi sai nâng cao !!

Bắt đầu thi

Trả lời:

Giải bởi Vietjack

Đáp án D => planting

các động từ theo sau “by” được nối với nhau bởi “and” nên được chia Ving giống nhau (protecting, purifying)

Bình luận

Câu 1:

Jason’s professor had him to rewrite his thesis many times before allowing him to hand it in.

(A) Had

(B) To rewrite

(C) Many times

(D) Allowing

Xem đáp án » 05/09/2019 27,337

Câu 2:

Robots in the home might not be enough creative to do the cooking, plan the meal and so on.

(A) In the home

(B) Might

(C) Enough creative

(D) Do the cooking

Xem đáp án » 05/09/2019 22,277

Câu 3:

Unless there had been a heavy storm, the climbers will not have died.

(A) Unless

(B) Had been

(C) Heavy

(D) Will

Xem đáp án » 05/09/2019 16,489

Câu 4:

When a patient’s blood pressure is much higher than it should be, a doctor usually insists that he will not smoke

(A) Much

(B) Than it

(C) Should be

(D) Will not

Xem đáp án » 05/09/2019 15,340

Câu 5:

The deadbolt is the best lock for entry doors because it is not only inexpensive but installation is easy.

(A) The best

(B) Because

(C) Not only

(D) Installation is easy

Xem đáp án » 05/09/2019 12,371

Câu 6:

Spell correctly is easy with the aid of a number of word processing programs for personal computers.

(A) Spell

(B) Correctly

(C) Word processing

(D) Computers

Xem đáp án » 05/09/2019 11,802

Ecologists are trying to preserve our environment for future generations by protecting the ozone layer, purifying the air, and have planted the trees that have been cut down.

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Bình luận

Jason’s professor had him to rewrite his thesis many times before allowing him to hand it in.

Robots in the home might not be enough creative to do the cooking, plan the meal and so on.

Unless there had been a heavy storm, the climbers will not have died.

When a patient’s blood pressure is much higher than it should be, a doctor usually insists that he will not smoke

The deadbolt is the best lock for entry doors because it is not only inexpensive but installation is easy.

Spell correctly is easy with the aid of a number of word processing programs for personal computers.

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🔥 Đề thi HOT:

Ecologists are trying to preserve our environment for future generations by protecting the ozone layer, purifying the air, and have planted the trees that have been cut down.

Bình luận

Jason’s professor had him to rewrite his thesis many times before allowing him to hand it in.

Robots in the home might not be enough creative to do the cooking, plan the meal and so on.

Unless there had been a heavy storm, the climbers will not have died.

When a patient’s blood pressure is much higher than it should be, a doctor usually insists that he will not smoke

The deadbolt is the best lock for entry doors because it is not only inexpensive but installation is easy.

Spell correctly is easy with the aid of a number of word processing programs for personal computers.

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