Aeroplanes don’t make children happy.
Do aeroplanes make children happy?
Children don’t learn while playing.
Do children learn while playing?
Dolls of wood, clay and wax weren’t also very popular with girls.
Were dolls of wood, clay and wax also very popular with girls?
Tool kids, thains, cars, trucks and garages didn’t give them an interest in engineering.
Did tool kids, thains, cars, trucks and garages give them an interest in engineering.
Both boys and girls,didn’t love their rocking horses, and teddy bears.
Did Both boys and girls, love their rocking horses, and teddy bears?
They didn’t use mud.
Did they use mud?
2) He has written a new book.
3) She has given her friend a clock.
4) He has told me the answer to my question.
5) She has gone away with some friends.
6) Mr.Smit has spoken to me about you.
7) The students have written some short stories.
8) I have understood the work very wall.
9) Mr.Smit has told the students about some English writers.
10) Liza cooked the dinner for mr. Smit.
11) We have seen a play by Shaw.
12) Tom has given us the tickets.
13) He has gone to the theatre with Molly.
14) They have gone to the theatre with Molly.
15) We have spoken about the play before.
16) He has spoken about the play before.
17) I have spoke about the play before.
18) Tom has left his book at home.
19) All the students have left their books at home.
20) You have done that work well.