Read the following passage and choose the best answer to fill in each blank.

My uncle is working at a car company. His company is now developing ___(21)___ new flying car. The car will have solar panels on its roof and wings, and it will charge ___(22)___ battery as it moves. During light traffic, you can use roads. ___(23)___ in heavy traffic, you can use the flight mode to avoid traffic. It will be able to carry eight passengers. The car will have an autopilot function, so a driver is not ___(24)___. All passengers can relax, read books or play games while travelling.

I was worried ___(25)___ the safety because it is driverless, but my uncle said it will be much safer than a traditional car. It will also be more comfortable and greener because it is solar-powered.

Question 21.
A. the
B. a
C. an
D. x
Question 22.
A. it’s
B. it
C. itself
D. its
Question 23.
A. So
B. But
C. And
D. Because
Question 24.
A. needed
B. modern
C. helpful
D. important
Question 25.
A. about
B. for
C. by
D. with