Taking regular exercise and eating a balanced diet are two important keys ________ good health.
#25278
A
in
B
from
C
of
D
to
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Sorry. Madam. You’d better come tomorrow because it’s______the visiting hours.
#29121
A
during
B
at
C
beyond
D
before
— __________ when has the country been open to international trade?— 1978, I suppose.
#28614
A
Since
B
In
C
From
D
After
________cleaning the yard and making up the beds for the old,we also read newspapers for them and had chats with them.
#26238
A
Except for
B
Rather than
C
Apart from
D
Instead of