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???????? Proficiency ????: ????? Fill in the empty spaces  
business law
?????????????? (did) ?????? (had done)? Upper intermediate ??: ??? Fill in the empty spaces  
past simple past perfect
?????????????? (did) ?????? (have done)? Lower intermediate ??: ?? Fill in the empty spaces  
present perfect past simple
?????????????? (did) ?????? (had done)? Lower intermediate ??: ?? Fill in the empty spaces  
Past Simple or Past Perfect
?????????????? (did) ?????? (have done)? Elementary English ??: ?? Fill in the empty spaces  
present perfect past simple
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?????????????? (do) ?????? (is doing)? Elementary English ??: ??? Fill in the empty spaces  
present simple and present continuous
??????????????? Elementary English ??: ?? Fill in the empty spaces  
present simple past simple and present perfect
????????????????? Upper intermediate ??: ?? Fill in the empty spaces  
present past
?????????????? (had done) ?????? (did)? Lower intermediate ??: ??? Fill in the empty spaces  
past perfect past simple
????????????? (did) ?????? (have done)? Pre-intermediate ??: ?? Fill in the empty spaces  
Past Simple or Present Perfect
?? ??   ??    
????????????? (did) ?????? (have done)? Pre-intermediate ??: ?? Fill in the empty spaces  
past simple present perfect
????????????? (did)?????? (was doing) ?????? (have done)? Pre-intermediate ??: ?? Fill in the empty spaces  
past simple present perfect
????????????? (did) ?????? (was doing)? Elementary English ??: ??? Fill in the empty spaces  
Past Simple and Past Continuous
?????????????????????(was doing ? did ???) Pre-intermediate ??: ??? Fill in the empty spaces  
Past Simple and Past Continuous
?????????????????????(did ? was doing ???) Pre-intermediate ??: ??? Fill in the empty spaces  
Past Simple and Past Continuous
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