[ Grammar ]
At last, they……get through the mountain in such a heavy rain
A. can
B. could
C. are able to
D. were able to

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Grammar › ViewHis room is perfect ______ a single person.
A. to
B. with
C. as
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Reflexive Pronouns › View
Today was the first time my son walked to school by ___.
A. himself
B. him