Betty (7) ( for the theatre performance which she (8) (buy her mother and herself

Betty (7)  had tickets for the theatre performance which she (8) had bought for her mother and herself

Betty has tickets for the theatre performance which she bought for her mother and herself

Geoffrey Chaucer was a soldier and a diplomat, a courtier and a poet. 

Another Canterbury Tales, the musical version which was a long-running success, is being revived at another London theatre.

Each of the five selected tales, acted by a versatile cast of seven, bears the mark of inventive direction. 

Earthy old Chaucer probably would recognize little of it. There was no English theatre when Chaucer was born about 1340, and no English-language literature either. For him to write in English was revolutionary.
 They were still unfinished when he died in 1400, to be buried in Westminster Abbey as the first occupant of what we now call Poet’s Corner.

If you try to do the same thing more and more you succeed sooner or later.
If you don't come tomorrow, I won't come either. 
If I didn't have a mobile phone, my life would be so difficult.
If I didn't learn Chinese at school, I'd not live in China. или If I hadn't learnt Chinese at school, I'd not have lived in China. 
If Misha hadn't broken the neighbor's door, she wouldn't have stolen his bike. или If Misha didn't broken the neighbor's door, she wouldn't steal his bike. 
I'll call you if you leave me your phone number .
If you came in 5 min late I would miss the train. 
If it rains at the end of March the summer is cold. 
If I gave her a key, we'd be at home now. 
If I were you, I would immediately buy a new car.