1 Do you think we will ever send a person to the Mars?
2 When you go to the London, don't forget to see the London Eye.
3 When we use the cars, we damage the environment.
4 I'm not telling a lies! It's the truth.
5 I'm looking for a teacher who can teach me the German.
6 Ray needs a warm hat and a new coat for his visit to the Russia.
7 Dad has gone to a work and forgotten the car keys.
8 Some people have an unusual pets, such as lions or tigers.
