----- Nội dung dịch tự động từ ảnh ----- Ex5. Choose the correct answer A, B, C, or D for each of the gaps to complete the following text. Our future house will be on the ocean. It will be surrounded by tall trees and blue sea. But we only have salt water in the ocean. We need fresh water for (1) growing food (2) farms. Ocean water is too salty (3) must have the (4) not to waste water. 1. A. drink 2. A. on and for It is also too salty for watering plants. We to make fresh water from salty water. We should be (5). CTREE AND B. to drink C. drinking C. in D. to drinking D. into 3. A. drink B. at B. to drink C. drinking 4. A. things 5. A. careful B. suggestions B. careless C. ways C. carefully D. for drink D. ideas D. carelessly