U9 i-Smart

1. Fish swim ​ (a)   . They are colorful and pretty.

2. Trains go ​ (b)   in the city. They are fast and noisy.

3. Our ​ (c)   is clever. Lights turn on by themselves.

4. Our ​ (d)   helps the Earth. We use the sun to make energy.

5. Skyscrapers are tall buildings which you can see ​ (e)   .
   

• under the sea
• underground
• smart home
• eco-friendly home
• in a city
• on the sea
• earthscrapers

1. The ​ (a)   flew high in the sky, capturing amazing photos from above.

2. I use my ​ (b)   to play games and watch videos on the screen.

3. The ​ (c)   cooks dinner for us with just the press of a button.

4. Our ​ (d)   cleans the house and helps with chores like vacuuming and washing dishes.

5. With a ​ (e)   , I can create toys at home.

• drone
• smart device
• automatic food machine
• robot helper
• 3D printer
• screen

1. Remember to ​ (a)   the door before leaving the house.

2. You need a key to ​ (b)   the door.

3. Without gravity, people can ​ (c)   freely.

4. An ​ (d)   explores space outside the Earth.

• lock
• unlock
• float
• astronaut
• gravity
• spacesuit
• space station

(a)  

(a)  

(a)  

(a)  

The Future simple tense positive (+)

• S + will + V(nguyên thể)

• S + will not + V(nguyên thể)

• Will + S + V(nguyên thể)

They............................... (do) it for you tomorrow

• will do

• do

• does

• won't

My father............ (call) you in 5 minutes

• calls

• am calling

• will call

• is calling