I really wonder ______ he has posted me many parcels _____ we worked together .
#80505
A
how ; after
B
why ; when
C
when ; before
D
why ; since
推荐题目
As many as ten courses are provided ,and you are free to choose suits you best．
#30189
A
whatever
B
whichever
C
however
D
wherever
________ I can see, there is only one way to solve this problem.
#34013
A
As soon as
B
Even if
C
As long as
D
As far as
There is plenty of rain in the southeast, there is little in the northwest.
#31678
A
because
B
therefore
C
while
D
as
Northern Ireland, England and Scotland have different educational and legal systems _____ different football teams for competitions like the World Cup!
#32469
A
as if
B
as to
C
as well as
D
as for