八年级英语下册Unit 5 Topic11. How are you doing?=How are you? 你好吗? 2 .invite sb. to do sth= ask sb. to do邀请某人做某事 3. prepare for sth准备某事(准备时间较长思想上的准备):prepare for the exam sth for sb.为某人准备…:prepare food for Lily to do sh准备做…:I prepare to go hiking. 4.say sth to sb.对某人说….: ..