英语（句转）快,
1.When leaving many people,you should (say goodbye to each one.)(对小括号里提问）
________ __________ ________ ________when leaving many people?
2.Never point to anything with your food.(变同义句）
_______point to anyting with your foot_______ever.
3.I had a great time in the park.(变同义句）
I_____ _____in the park.
4.Australia is an English speaking country.(变同义句）
______speak ______.