IX. Complete each of the following sentances , using the words given.
1. If / it / not rain / tomorrow / I / go / camping / my friends.
-> If it doesn't rain tomorrow, i will go camping with my friends.
2. If / I / meet / alien / outer space / I / invite / home / talk.
-> If i meet an alien outer space, i'll invite him to go home with me to talk to him.
3. I / never / travelled / by / air.
-> I have never travelled by air before.
4. The students / study / for exam / now.
-> The students are studying for their exam now.
5. It / be / such / cold day / we / decide / not / go out.
-> It was such a cold day that we decided not to go out.