His little brother is three years old, ? Den has been to Germany, ?
They don't understand you, ?
Let's go for a walk, ?
Paul invited me to the party, ?
I am old enough to drive a car, ?
Nelly can't play chess, ?
The children aren't watches cartoons, ?
She usually has a shower in the morning, ?
We haven't heard about it yet, ?
She sings very well, ?
The children weren't at the zoo, ?

It was hot and we decided to walk in the shadow of the wall.
The temperature was over 90C degrees in the shade.
She felt as if every pair of eyes in the room was on her.
I just need to make a couple of calls.
In the morning, with a clear head, she had solved the problem.
Before hiring Sam as a chauffeur they made sure he had a clean driving licence.
Everybody stood in admiration watching the pod of whales on the horizon.
The excursion to the valley full of swarms of butterflies costs a lot.
If the bear growls, it is the sound of warning.
The crowd roared in delight.

2) Kate has got a beautitul pointer, hasn't she? 3) Nick and Mike are sitting at the desk, aren't they? 4) He bought two rulers yesterday, didn't he? 5) She will come to school on time, won't she? 6) There is no bookcase in our classroom, is there? 7) They come to school at 8:30, don't they? 8) It is Masha,s classroom, isn't it? 9) There are some books on the table, aren't there? 10) You can see a duster under the blackboard, can't you? 11) The teacher has got pens, hasn't he/she? 11) Masha will come to her classroom tomorrow, won't she?