Complete the sentences with past form of the verds in brackets. b.We didn't want to be late,so wea taxi.(catch)
c.Iall my housework before Ito bed.(do,go)
d.Ia lovely song on the radio yesterday but I don't know the singer.(hear)
e.Ithe magazine about fashion.(read)
f.Ithat red colour wasn't good for the jeans.(think)
g.Ito my friend about situation.(speak)
h.Shelate andvery tired.(come.be)​

1)If my friend comes to see me, I will very glad.
2)If my mother buys a cake, we will have a very nice teaparty.
3)If we receive a telegram from him, we will won't worry.
4)If you don't work systematically, you will fail the exams.
5)If you are busy, I will leave you alone.
6)If I live in Moscow, I will visit the Trtyakov Gallery every gay.
7)If I get a ticket, I will go to the concert.
8)If we live near a wood, We will gather a lot of mushrooms.
9)If my father returns early, we will wath TV together.
10)If she knows English, She will try to enter the uneversity.

DmitRi Mendeleev is a great Russian scientist of the 19th century.He  is recognized as a great chemist who created the periodic classification of the elements.Dmitri Mendeleev was born in Tobolsk in 1834. At school,Dmiti succeed  in mathematics,physics,and geography but was not good at languages.In 1855 he graduated from Pedagogical institute in St Peterburg with a gold medal for his achievements .In 1856,he received a degree in chemistry.Dmitri Mendeleev's contribution to the world's science was enormous. He was the first created the dependence of the qualities of the elements on their atomic weight.He forecast that the gaps in the table of elements would be filled in by elements whith  had not  been discovered yet.Dmitri Mendeleev was greatly honoured as a member of academies in many countries.Elements No 101  was named after him.