Giúp em vs ạ ----- Nội dung ảnh ----- 1. A. quiet B. bustling 2. Bangkok has an excellent _____ system which runs on a railway above the ground. A. sky train B. underground C. ferry D. taxi 3. Many people compliment Hà Nội on being a _____ tourist destination. A. dusty B. noisy C. safe D. polluted 4. If you train harder in three months, you _____ run a marathon. A. must B. might not C. can D. should not 5. Altdorf is a _____ city with a huge number of foreigners, traders, adventurers, etc. A. quiet B. peaceful C. bustling D. tranquil 6. The facilities which are available to everybody in an area like parks, schools, shopping centres, etc. are public _____.