B4

It’s Monday morning and Miss Williams walks into her office. Her holiday is over and she has just returned to work.
(present perfect, т.к. она вернулась на работу и до сих пор на работе)

RETURN

B5

She looks brown, relaxed and happier than usual.
(степень сравнения)

HAPPY 

B6

The other girls stand round her. ‘Where did you go?’ one of the girls asks.
(past simple, т.к. по смыслу “куда ты ездила?")

GO

B7

‘Italy, not far from Naples. I enjoyed it very much.’ she answers, smiling happily.
(улыбаясь счастливо)

SMILE

B8

Her boss, Mr. Wetridge comes in ten minutes later. He looks a bit worried because he is thinking about the winter.
(present continuous, т.к. она думает сейчас. Если использовать present simple, “he thinks about the winter”, тогда это означало бы, что у него есть мнение по поводу зимы)

THINK 

B9

She said that Ann’s father was installed an accident and he was in hospital.
(past simple passive, т.к. застывшая фраза – попал в аварию)

INSTALL

B10

Besides, his wife wants him to put in double glazing. But she doesn’t understand that to double-glaze all the windows will cost quite a lot of money.
(present simple, т.к. слово understand не используется в continuous (длительная форма)

NOT UNDERSTAND