II. Mark the letter A, B, C, or D to indicate the sentence that best combines each pair of sentences in the following questions.

Câu hỏi

People know that categorizing trash helps to recycle waste and protect the environment. They are not willing to do it.

Đáp án
A. People know that categorizing trash helps to recycle waste and protect the environment, but they are not willing to do it.

Câu hỏi thuộc Bài tập:

Unit 3. THE GREEN MOVEMENT (Bài tập 6) - Tiếng Anh lớp 12