Look at the pictures of different ecological problems. Use the key words and conjunctions given below and make up the sentences. Key words: catch fire/ strong winds/ deforestation/ carbon dioxide/ garbage/ epidemics/ flood/ famine/ erupt/ casualties/ victims
 
Conjunctions: if / when / where / so / and / or / but/ because / before / after
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1) was reading; fell 2) began ; were driving 3)was playing ; broke4)was shaving ; cut;5) occurred ; was snowing ; 6) were dancing ; stepped ; 7)was trying ; rang; 8) was preparing ; went. 9) was driving ; hit. 10) started; was playing 11) rang ; was taking 12) were walking ; met 13) arrived ; was sleeping 14)started ; was hiding )15) was raining; fell; broke. 16) were you studying ; began 17) was driving ; happened 18) were they painting ; began 19) were you watching ; called 20) was walking ; found 21)began , was calling или called

The book was written by my friend. (Past Simple Passive)

The letter was sent by his mother yesterday. (Past Simple Passive)

That ancient monument was shown to us 2 years ago. (Past Simple Passive)

The detail is made of steel. (Present Simple Passive)

A new plan is worked out. (Present Simple Passive)

These goods are produced in China. (Present Simple Passive)

Our manager will be sent to Paris next week. (Future Simple Passive)

This projext will be finished in a week. (Future simple passive)

The house will be built in a month. (Future simple passive)