50 БАЛЛОВ.
Exercise 118. Put questions to the italicized words. :

1. He has been playing chess [since the childhood]. 2. His younger brother [has been skating tor an hour]. 3. [Mary] has been looking after the baby since her mother went to the market. 4. We have been looking for [you for half an hour]. 5. Ann has been speaking over the telephone for the [last ten minutes]

Слова, что должны быть выделены курсивом находятся в квадратных скобках.
Тема:Present Perfect Continious

Since when have you been playing chess?

How long has your younger brother been skating for?

Who has been looking after the baby?

How long have you been looking for me?

For how long Anna has bee speaking over the telephone?