... trống (4 điểm)1. Mr Thanh leaves Ha Noi ___ 2 p.m.2. He arrives in Singapore ___ Monday evening.3. On tuesday morning, there is a meeting ___ 11 a.m and 1 p.m.4. Mr Thanh has appointments ___ ... family in No. 13 and ask them (8)(polite) to turn their music down after six in the evening. Unfortunately, the visit did not turn out to be (9)(success) , as the inhabitants of No. 13 refused ... work in (8) power plants and in undersea research stations that might be dangerous for humans. Bài VII : Tìm 10 lỗi sai trong đoạn văn sau rồi sửa lại cho đúng. (2 điểm) Air pollution is a cause...