11 Choose the best option A, B, C or D to complete the sentences below. If we have sky-cycling tubes in the future, the air ===– better than i

11
Choose the best option A, B, C or D to complete the sentences below.
If we have sky-cycling tubes in the future, the air ———– better than it is today.

A.
is
B.
isn’t
C.
won’t be
D.
will be
12
Choose the best option A, B, C or D to complete the sentences below.
If people ———– the rules, there are no more accidents.

A.
remember
B.
follow
C.
obey
D.
take care of
13
Choose the best option A, B, C or D to complete the sentences below.
There are ———– cars in the street at this time because of the social isolation.

A.
less
B.
more
C.
much
D.
fewer
14
Choose the best option A, B, C or D to complete the sentences below.
This morning I couldn’t go to work in time because of ———– roads.

A.
supersonic
B.
solar-powered
C.
gridlocked
D.
high-speed
15
Choose the best option A, B, C or D to complete the sentences below.
Many children in the slums have died from ———– and disease.

A.
pick pocketing
B.
education
C.
malnutrition
D.
entertainment
16
Choose the best option A, B, C or D to complete the sentences below.
When I drove past in my car, I saw him ———– along the street.

A.
walk
B.
walking
C.
to walking
D.
to walk
17
Choose the best option A, B, C or D to complete the sentences below.
People put pumpkin ———– outside the homes during Halloween.

A.
lights
B.
neon signs
C.
lanterns
D.
bulbs
18
Choose the best option A, B, C or D to complete the sentences below.
How ———– is Anna going to stay in Hue city? – For five days.

A.
long
B.
far
C.
many
D.
much
19
Choose the best option A, B, C or D to complete the sentences below.
A hydropower station ———– in the North of the country next year.

A.
were built
B.
will be building
C.
will be built
D.
was built
20
Choose the best option A, B, C or D to complete the sentences below.
We should put ———– on our roof for the heating and hot water.

A.
solar energy
B.
equipment
C.
solar panels
D.
sun