单词拼写：根据句意及所给首字母或中文提示完成单词。 1. This exercise is difficult but that one is e_________. 2. —Doctor, I have a toothache.    —Open your m________ and let me have a look. 3. The young man likes to eat out because he h________ to do the dishes at home. 4. Could you please s________ the floor? It's vey dirty after the dinner. 5. In some ways we look the same, in some ways we look d________. 6. China is in the east of ________ (亚洲). 7. Today is Tuesday and ________ (昨天) was Monday. 8. Peter's ________ (梦想) is to buy a big house for his parents. 9. I'm very ________ (口渴的). So I want to drink some water. 10. Could you please ________ (喂养) my cat when I'm on vacation?