Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that is made from the gi...

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The government/ not take/ action/ reduce/ waste/ until/ pollution levels/ reach/ alarming heights.

The government didn’t take action to reducing waste until the pollution levels reached alarming heights.

The government didn’t take action to reduce waste until the pollution levels reached alarming heights.

The government didn’t take action reducing waste until the pollution levels reached alarming heights.

The government didn’t take action reduce waste until the pollution levels reached alarming heights.

Giải thích

Đáp án đúng: B

Giải thích: Cấu trúc: take action to + V-infinitive: hành động để làm gì

Dịch nghĩa: Chính phủ đã không hành động để giảm rác thải cho đến khi mức độ ô nhiễm đạt đến mức báo động.