1.I have never seen an elephant.
2.My cousin lives in the USA.
3.We will go for a walk when we will finish our lessons
4.When I came to my friend's place he worked in the garden
5.Listen. Somebody is playing the piano so beautifully.
6.My parents will buy me a new bike next month.
7.We had a wonderful time in the mountains last summer.
8.If we go to the village, I am going to fishing.
9.Diana washed the fruits before she made the salad.