Choose the right answer ! THANKS FOR TURNING OFFYOUR MOBILE PHONE 1. Where can we possibly find the notice? A. In the lobby. B. In the longue. C. In public places. D. In the meeting room. The text is for the questions no. 2 and 3. Dolphins are our oldest friend in the sea. You can see dolphins swimming and playing in warm seas all over the world. Dolphins are popular at theme parks, too. There are many stories about dolphins. Sometimes, dolphins help ships in trouble. They also help people who are drowning. Dolphins are about 8-9 feet (245-275 cm) long. They weigh 400-500 pounds (180-225 kg). Dolphins are not fish. They are mammals. They live in large groups. Dolphins have strong feelings and great memories. They are also very smart. Dolphins communicate by sonar. A dolphin’s sonar is much better than man-made sonar. Dolphins “whistle,” “click,” and make sonar “pictures” t
