一How can we reduce C02 in our home?一It’s easy．________ off your TV or computers when you’re not usingthem and you’ll greatly reduce it．
#81996
A
Turn
B
To turn
C
Turning
D
Turned
推荐题目
Not until he retired from teaching three years ago ________having a holiday abroad.(2012·辽宁，32)
#79680
A
he had considered
B
had he considered
C
he considered
D
did he consider
—Can I smoke here?—No, at no time in the library.
#79944
A
permits smoking
B
does smoking permit
C
smoking is permitted
D
is smoking permitted
Only those who follow their dreams ____ achieve the final success．
#82739
A
do they
B
can they
C
they can
D
can
Between the two mounts＿＿＿and they decide to build a ropeway(索道).
#83915
A
lies a very deep valley
B
does a very deep valley lie
C
a very deep valley lies
D
a very deep valley lays
So extraordianry __________ that it left a deep impression on visitors.
#82784
A
was the Shanghai 2010 Expo
B
the Shanghai 2010 Expo was
C
did the Shanghai 2010 Expo
D
the Shanghai 2010 Expo did