It is uncertain ________ side effect the medicine will bring about, although about two thousand patients have taken it.(2010·浙江)
#29978
A
that
B
what
C
how
D
whether
推荐题目
— The plane is due to take off at 8:00 from the airport.— ______ we can’t get there in time?— Try to take another flight then.
#30836
A
As if
B
Even if
C
Only if
D
What if
We all know the truth _____ there are air, water and sunlight there are living things.
#32135
A
where
B
wherever
C
that
D
that wherever
Leave your key with a neighbor _______ you lock your-self out one day.
#79809
A
ever since
B
even if
C
soon after
D
in case