It happened _________ a cold morning.
#38755
A
at
B
in
C
on
D
for
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Soon she __________ swim a quarter of a mile.
#43028
A
can
B
could
C
is able to
D
will be able to
Don’t shout at him. He _______.
#43635
A
will do his best
B
did well in
C
is good at
D
did his best
We arrived      Beijing     a sunny morning.
#40073
A
at;in
B
in;on
C
in;in
D
at;on
Which book is ______ to understand, this one or that one?
#38101
A
easy
B
easier
C
easiest
D
the easiest