Jamaican Usain Bolt was reported ______the world record of 100m in 9.69 seconds, thus winning his first gold medal.
#92289
A
breaking
B
having broken
C
to be broken
D
to have broken
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__________ that these creatures are linked to a common ancestor.
#92501
A
As is believed
B
What is believed
C
That is believed
D
It is believed
We should think of ways to stop the waste from the factory _____ our living environment.
#94851
A
being polluted
B
polluting
C
from being polluted
D
polluted
We should pay close attention to safety in schools because of frequent reports about accidents ____ students got injured or killed while in school.
#93927
A
which
B
for which
C
in which
D
what
He felt _______ to remind the public to protect the environment.
#93974
A
his duty
B
that is his duty
C
it his duty
D
it is his duty