---Why are you busy these days?-- I am writing a book.
#56484
A
since
B
as
C
for
D
because
推荐题目
The socks cost _________ much _________we didn’t buy any.
#56070
A
enough; to
B
so; that
C
too; to
D
such; that
---Finish your homework __________ you can’t play computer games, Jim.---All right, Mum.
#56427
A
but
B
till
C
and
D
or
------You are leaving for Beijing Please send me a postcard _________ you are there.------No problem.
#55621
A
if
B
while
C
although
D
because