I really enjoyed your lecture, ______ there were some parts I didn’t quite understand. 
#58361
A
because
B
unless
C
though
D
after
推荐题目
 In a position like this, one can ________  stand up _______ lie down . So it is very uncomfortable.
#55361
A
both… and…
B
either… or…
C
neither… nor….
D
not only… but also…
—Could you please______?                 —Yes, sure.
#55426
A
do the dishes
B
taking out the trash
C
cleaned your bedroom
D
to make your bed