If you are traveling ________ the customs are really foreign to your own，please do as the Romans do.
#67465
A
in which
B
what
C
when
D
where
推荐题目
The science of medicine, _______ progress has been very rapid lately, is perhaps the most important of all the sciences.
#72653
A
to which
B
in which
C
Which
D
with which
Some people create jobs, foster(滋生）excitement and basically make the system work. They see possibilities ______ others see only problems.
#69024
A
that
B
what
C
which
D
where
A serious illness, ______ its nature, is almost always painful.
#67625
A
whatever
B
wherever
C
whenever
D
however
Can you make sure ______the gold ring?
#72721
A
where Alice had put
B
where had Alice put
C
where Alice has put
D
where has Alice put