Not managed properly, ____________ can lead to many respiratory diseases.
impact
soot
greenhouse
fuel
Wanting to strengthen the relation between countries, all the representatives support the new ____________. A. order B. responsibility C. contribution D. proposal
D
- Do you live with your grandparents, Hoa? - I did in the past but I have lived with my parents ____________ we moved to the city.
since
until
after
when
The doctor advised us to ____________ salt and sugar. We should also do exercise and eat more green vegetables.
cut out
cut off
cut away
cut down on
Obeying the new law, corporations must cut their carbon dioxide ____________ in half by the end of the year.
absorbance
temperatures
pollutants
emissions
____________ differences exist between children and their parents, children and their grandparents, and between students and their teachers.
C. Gap
A. Generation
D. Bridge
B. Gender
Since she was 11, Jenny has taken part ____________ this volunteering programme every year.
to
in
out
of
Many students were concerned about climate change, so they decided to take part in this environmental campaign. (CONCERNED) =>____________________, many students decided to take part in this environmental campaign.
concerned about climate change, ...........
The city power grid operates ____________ every day thanks to many technicians.
efficiently
efficient
efficiencies
efficiency
Born and raised in America, John celebrates and values ____________.
individualist
individualism
individualistic
individuality
____________ natives are seen as people born after the Internet was developed in the early ’80s.
Digital
Young
Electronic
Old
City dwellers are able to lead an increasingly active lifestyle thanks to more ____________ services for everyday life.
convenient
poor
room
exciting
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