When you are in the most pain when,you should use what kind of expression on the face of others is a smile .Still laughing...When you fall down,how to fall with dignity

When you are in trouble,you can()help ()the police How beautiful life is when you are in the world . when you are in love When you are in the supermarket ,the (s )are always friendly to you. 改错：Are you nervous when you are in the front of the class? you will be in ____if you donot konw the customs when you are in another country When you are in England,you must be very careful in the street because the traffic You are r____ by low to wear seat belt when you are in the car 首字母填空When you are in England ,you must be very c___ in the street 完形填空.When you are in England,you must be ve完形填空.When you are in England, you must be very ___ in the streets. you never know when you are going to get hit by the ball in your face How do you address people in English when you are speaking to them on the phone? you must be very careful because the traffic when you are in England What do you say when you are late for class in the morning? You should be 什么 when you are in the reading room. When you are trveling in the U.S.A,you must try to make yourself _______. when you are in J__ you have to drive on the left in the mornig when i rise you are the first thing on my mind.