Once a year , people take part in “ _________ Lights ” activity to help save energy . 
#59291
A
Show Off
B
Turn Off
C
Take Off
D
Put Off
推荐题目
I have                  CDs at home.
#63552
A
much
B
a lot
C
a lot of
D
lot of
– Are you a teacher of English?–No, but I ___________.
#52256
A
used to be
B
am used to
C
used to do
D
don’t used
I ________ Tom. What ________ your name? 
#57175
A
am,am
B
am,is
C
is,is
D
is, am