UNIT 12: REVISION

Scientists said that there __________ eight planets in our solar system.

                 

• A. are

• B. were  

• C. was

• D. is

Space __________ is the main vehicle for astronauts to travel on the Moon.

• A. buggy

• B. system

• C. surface

• D. planet

Have you ever seen a flying __________?

• A. danger

• B. saucer

• C. outer

• D. painter

The astronaut wears a __________ to protect him from the dangers of being outside in space.

                 

• A. spacesuit

• B. swimsuit 

• C. suit  

• D. sleeping bag

What subject do you find the most difficult?” My mother asked.

⇒ My mother asked what subject ____________ the most difficult.

               

• A. do you found

• B. I found   

• C. did I find  

• D. did I found

“Do you go for a walk everyday?”

he asked me ........................................

• If I go for a walk everyday

• If you go for a walk everyday

• If I went for a walk everyday

• If did I go for a walk everyday

“Have you seen a UFO before?”

He asked me .................................

• If have I seen a UFO before

• If had I seen a UFO before

• If I had seen a UFO before

• If I seen a UFO before

“How many aliens did you see?”

he asked me.................

• how many aliens did you see

• how many aliens did I see

• how many aliens had I seen

• how many aliens I had seen

“Why didn’t you take a photo of the aliens?”

he asked me

• why didn't I take a photo of the aliens

• why I didn't take a photo of the aliens

• why I hadn't taken a photo of the aliens

• why hadn't I taken a photo of the aliens

“How long did the UFO stay there?”

He asked me......................

• how long did the UFO stay there

• how long did the UFO stayed there

• how long had the UFO stayed there

• how long the UFO had stayed there