根据括号内的汉语完成句子。答案书写在答题卡卷Ⅱ各小题规定的位置。
1. I often clean my room by ______(我自己)on weekends.
2. China has launched Shenzhou-14 into ______(太空)recently.
3. How can we ______(避免)being infected by COVID-19?
4. Take a ______(深深的)breath, and you will feel relaxed.
5. Remember to turn off the lights when you ______ (离开) the classroom.