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I.                        
Найдите в предложениях все глаголы и определите их
временную форму и залог

 

1.    
The basic goals of botany are to explain how
plants are structured, why they function the way they do,
and what the evolutionary relationships are between them.

are to – the Active Voice, modal
verb

are structured – the Passive
Voice, Present Simple

function

do

are  – the Active Voice, Present Simple

 

2.    
Humans have eaten vegetables, fruit, fish and
meat since the Stone Age.

have eaten – the Active Voice,
Present Perfect.

 

3.    
Opium and some of its derivatives are highly
addictive and their use has led to severe problems of drug addiction.

are  – the Active Voice, Present Simple

has led – the Active Voice,
Present Perfect.

 

4.    
Botany like all the sciences is growing in size, scope
and importance.

is growing – the Active
Voice, Present Continuous.

 

5.    
Plants absorb many kinds of ions and absorption of
ions is not necessarily followed by their utilization

Absorb – the Active Voice,
Present Simple

is not followed – the Passive
Voice, Present Simple