Boats are designed to float on water. The tall post on a sailboat is called a mast. It is fun to travel on a train. Pilots are usually control the plane from a cockpit. I Spy is a good game when travelling. Tandem bicycles are made to be ridden by two people. Red cars are better than green cars. Helicopters can fly in different directions. Planes can fly in different directions. 10.You should ride your bike to work or school if you live close enough.​

1)I am having a shower.AmI having a shower?I am not having a shower now.
2)She is cleaning a window.Is she cleaning a window?She isn't cleaning a window
3)He is taking a photograph.Is he taking a photograph?He isn't taking a photograph.
4)She is drivind a bus.Is she driving a bus?She isn't driving a bus.
5)She is plaing the piano.Is she playing the piano?She isn't playing the piano.
6)I am listening to music.Am I listening to music?I am not listening to music.
7)They are watching television.Are they watching television ?They aren't watching television.
8)You are singing a song.Are you singing a song?You aren't singing a song
9)I am writing a letter.Am I writing a letter?I am not writing a letter.
10)I am cooking my dinner. Am I cooking my dinner?I am not cooking my dinner
11)They are building a new hotel.Are they building a new hotel?They aren't building a new hotel
12)I am smoking a cigarette.Am I smoking a cigarette ?I am not smoking a cigarette