... weekends. Class 8: Practice 1- unit 1 Ex 1: Complete the sentences with the words bellow.generous , orphanage , sociable , planet , next - door , humour , joke. 1. The Earth is the name of the ... yesterday? - I ( not remember) , I'm sorry.9. I (not know) how to dance when I( be) six. 10 . Jet engines ( make) a lot of noise. 11 . The sea ( cover) two- third of the world. 12 . Loud music ... don't we go swimming?Well, it's ( warm). Class 8: Practice 2 - unit 1 Ex 1: Supply the present simple of the verbs given. 1. She ( go ) to school every day?2. The sun always ( shine) in...