【推荐1】Cindy, you shouldn’t p________ (指) at others like that.

【推荐2】It’s impolite to ______ (指) at people with your fingers.

【推荐3】The old man________(point)at the stone and told us a story.

【推荐1】Sometimes it is ___________(nature) to ask what Apple will be without Steve Jobs.

【推荐2】It’s __________ (excite) to see the tallest cartoon characters in the world.

【推荐3】It is p________ of us to take off our shoes before entering a Japanese house.

【推荐1】根据括号中所给的汉语写出单词，使句子意思完整正确。
1. Let’s go outside to enjoy the fresh       _______(空气).
2. — Do you know World Water Day, Millie?
— Yes. I know it is the day which reminds us to   _______(节约) water.
3. To live a   ________(绿色的)life, we’d better choose public transport in our daily life.
4. It is necessary for   ________(我们) to understand the importance of protecting the wetlands.
5. Our school celebrated the   _______(第十八) Earth Hour in March this year.

【推荐2】It’s important _____________________, but what’s more important is to stick to them. (制定计划)

【推荐3】Complete the sentences with the given words in their proper forms（用括号中所给单词的适当形式完成下列句子, 每空格限填一词)
1. Do you know whether Tom lives on the ___________ floor or not. (nine)
2. The garden is a(n) __________ place, so we often have fun there. (enjoy)
3. There is _____________ snow this winter than last one. (much)
4. The plane arrived at the airport _____________ in the end . (safe)
5. My present to Peter is a cake. My Mum taught ___________ how to make it. (I)
6. It is ______________to know the name and the address of the old man. It's not important. (necessary)