----- Nội dung dịch tự động từ ảnh ----- Task 6. Listen to a guide at a wildlife park. Are the sente in task 5 true or false? Write T or F. 1. Sharks are more dangerous than crocodiles. 2. Crocodiles are slower than most humans on land. 3. Tigers are the heaviest of the big cats. 4. Giraffes are the tallest land animals. 5. Dolphins are more intelligent than gorillas.