Правильно ли составлены предложения ? 1)we have very fast car2)streets are long in this town3)you answer is wrong4)i drink hot tea always5)it is thing is expensive6)this test is not easy7)the everest it is a high mountain​

1) We have a very fast car.

2) This town has long streets / In this town streets are long.

3) Your answer is wrong.

4) I always drink hot tea.

5) This thing is expensive / Is it an expensive thing?

6) This is not an easy test.

7) The Everest is a high mountain.