Page 165 - Grammar For YDT - 12

CONSOLIDATION

9. While researchers thought that a huge dust blob travelling 13. As transportation is ---- factor affecting our physical and
with comet 108P/Ciffreo ---- a separate object at first, later mental health and the air we breathe, the engineering
other scientists suggested it ---- particles launched off the industry works on new transportation systems in order
comet. to make commuting healthier and ---- environmentally
damaging.
A) must be / might be
A) a significant / less
B) used to be / would have been
B) more significant / the most
C) could be / might have been
C) the most significant / more
D) can be / may be
D) a more significant / the least
E) would be / will be
E) significant / little

10. An autonomous vehicle ---- without human intervention, 14. Not only has the global population more than doubled in
and a human passenger ---- to control the car at any the last 50 years, but the average person today consumes
moment or even to be inside the vehicle at all. nearly twice ---- much seafood ---- they did half a century
ago.
A) has been operated / does not require
A) so / that
B) operates / has not required
B) so / as
C) is operated / is not required
C) as / as
D) is operating / is not going to be required
D) such / that
E) is being operated / will not be required
E) more / than

11. Although wheat and rice ---- in much greater numbers 15. Children learn ---- when they are actively engaged with
around the world, oat ---- significant attention in recent their surroundings and try a variety of activities, so
decades due to its high content of dietary fibres, playing in a secure and fun atmosphere makes this
phytochemicals, and nutritional value. process ---- easier for them.
A) have been consumed / attracts A) well / more

B) are consuming / has been attracted B) better / by far
C) consume / is attracting C) the best / a lot
D) will be consumed / has been attracting D) good / a bit
E) are consumed / has attracted E) best / much

12. Unlike other renewable energy sources, such as wind and 16. Particularly in cities, there is an overwhelming amount
solar electricity, geothermal energy ---- as a dependable of traffic, and people almost compete with ---- while
and consistent energy source as it ---- by day or night. travelling ----.

A) has been viewed / will not affect A) each other / nowhere
B) is viewed / is not affected B) other / anywhere
C) has viewed / has not been affected C) other one / anytime
D) will be viewed / is not affecting D) one another / somewhere
E) views / does not affect E) the others / every time

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