Unit 3,We should take care of ourselves,我们 应该 照顾,我们自己,We should learn to take care of ourselves,take care of,照顾,can 能够，可以 need 需要 should 应该 must 必须 have to必须，不得不,英语中的情态动词,should 应该 用于第一人称(I、we)做主语的句子中。后面的谓语动词用动词原形。,I should do more exercise.,Should I do more exercisee ？,We should plant more trees.,Should we plant more trees ？,Do you like him?,No,I dont like him.Why?,Hes too fat.,脏孩子,Do you like him?,No,I dont like him. Why?,He is so dirty.,Do you like him?,Yes, I do.Why?,Hes clean and healthy.,We should take care of ourselves.,Be a clean and healthy baby.,健康的,healthy,keep,保持,we should .,keep the river clean,we should .,keep the air clean and fresh,we should .,plant more trees,we should .,plant more trees,we should .,use bikes instead of cars,we should .,use bikes instead of cars,The world is beautiful. We should ourselves. We should,take care of,be strong and healthy.,What should we do to take care of ourselves?,We should,wash our hands before eating.,What should we do to be clean?,Goodbye!,