Giải thích: theo trình tự mạch văn, sau "first of all" là "secondly"
Dịch: Thứ hai, rác thải ở các thành phố lớn đang làm ô nhiểm cả hệ khí quyển.
Question 9:
Xuất bản: 18/11/2020 - Cập nhật: 18/11/2020 - Tác giả: Chu Huyền
Câu Hỏi:
Choose the letter A, B, C or D to complete the passage below
Air pollution is one of _________ (6) problems of the current time all over the world. There ___________ (7) a lot of reasons for this pollution. First of all, the release of air pollutants such as smog and solid materials cause air pollution and health issues ___________ (8) human. ___________ (9) dirty wastes in big cities are polluting the whole atmospheric air. Thirdly, motor vehicles are releasing polluted gases contributing to the air pollution. Finally, some natural ________ (10) like dust, soil particles, and natural gases are also the source of air pollution.
Air pollution is one of _________ (6) problems of the current time all over the world. There ___________ (7) a lot of reasons for this pollution. First of all, the release of air pollutants such as smog and solid materials cause air pollution and health issues ___________ (8) human. ___________ (9) dirty wastes in big cities are polluting the whole atmospheric air. Thirdly, motor vehicles are releasing polluted gases contributing to the air pollution. Finally, some natural ________ (10) like dust, soil particles, and natural gases are also the source of air pollution.
Question 9:
Câu hỏi trong đề: Trắc nghiệm Tiếng Anh lớp 6 Unit 11
Đáp án và lời giải
đáp án đúng: B