P5 EX3
Example:He's reading.Isn't he? (Since 2 o'clock)
Yes,he is.He's been reading since 2 o'clock.
1.You sister is staying is a country,isn't she?
Yes she is. Staying in a contry since july.
2. He'sleeping,isn't he?
Yes she is.He is sleeping long.
3.Henry's travelling,isn't he?
Yes he is.He's travelling since october.
4.You are working,aren't you?
Yes i am. I have been working these days.
5.Your son is playing the piano,isn't he?
Yes he is.He's playin a piano for two hours.
6.You friend is watching TV,isn't he?
Yes he is.My friend watching TV for an hour
7.She's reading a book,isn't she?
Yes she is.She's reading a book since morning.