... ,kɔnsə:'vei∫n/ : su bao ton moi troung thien nhien 3. While - listening: a. Task 1: 1F, 2T, 3T, 4F, 5Tb. Task 2: 1. The blue whale grows to 30 meters in length and over 200 tons in weight. 2. ... ….…………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………… Unit 9: Un d e rsea w orldPeriod 3: Listeni ngI. Aims: - By the end of the lesson, students will be able to listen ... a stake : bi de doa- maintain (v) : duy tri 3. While reading: - Ss read in silence and then do the tasks followed: Task 1: 1. tiny2. reveal 3. gulf4. Biodiversity5. samplesTask 2: Read...