Unit4-1

What transportation is it?

• a subway

• a High-speed train

• a train

• a bicycle

We ________ to Phuket every year.

• ride

• fly

• drive

My friend's father _______ to work today.

• drives

• rides

I usually _____ a bus every day to school at 6.00 am.

• ride

• drive

• rides

• drives

• traffic

• pollution

• cars

• Hyperloop

• scientist

• accident

• traffic

• work on

Shanghai Maglev can trael at 420 kilometers ____ hour.

• to

• hope

• per

Bicycle can ______ pollution.

• get to

• work on

• reduce

• change

Some people ______ self-driving car.

• trust

• don't trust

• trusts

Self-driving cars can drive and park _________

• on their own

• on its own

• itself