Ответ:

2)

A: Which is faster, a train or a bus?

B: A train is faster than a bus.

A: And which is the fastest?

B: A plane is the fastest of all.

3)A: Which is cheaper, a plane or a train?

B: A train is cheaper than a plane.

A: And which is the cheapest?

B: A bus is the cheapest of all.

4) A: Which is more dangerous, a train or a bus?

B: A train is more dangerous than a plane.

A: And which is the most dangerous?

B: A plane is the most dangerous of all.

5) A: Which is more expensive,a bus or a train?

B:A train is more expensive than a bus.

A: And which is the most expensive?

B: A plane is the most expensive of all.

6)A: Which is slower,a plane or a train?

B: A train is slower than a plane.

A:And which is the slowest?

B: A bus is the slowest of all.

7)A:A: Which is safer a plane or a bus?

B: A bus is safer than a plane.

A: And which is the safest?

B: A train is the safest of all.

8)A: Which is relaxer, a bus or a plane?

B: A plane is relaxer than a bus.

A: And which is the relaxers?

B: A train is the relaxers of all.

Объяснение: