Tourism, _______ it brings in money to a country, can also result in damage to the World Heritage sites there.
#30698
A
once
B
while
C
if
D
as
推荐题目
John felt very embarrassed ________ he entered the government hall.
#30995
A
for the moment
B
the first time
C
for the first time
D
at the moment
One Friday, we were packing to leave for a weekend away____ my daughter heard cries for help.
#31853
A
after
B
while
C
since
D
when
Inside the White House, there is a room called the Oval Office. That's ________ President Obama works.
#30317
A
why
B
where
C
what
D
how
Who does that shop assistant think he is? He behaves _______ he owned the store.
#30712
A
even if
B
as if
C
as long as
D
if