Peter must be ill. It’s the only thing that can  _________ his strange behavior.
#77919
A
lie in
B
result from
C
account for
D
explain about
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The experiment  the discovery of a cure for cancer.
#80773
A
resulted in
B
resulted from
C
brought in
D
ended in
I’ve _____ all my papers but I still can’t find the contract.
#73457
A
looked into
B
looked up
C
looked through
D
looked after
This morning Tom got up ealier ___ be late for school.
#82254
A
in order to
B
in order to not
C
so as to
D
so as not to