(2013·高考新课标全国卷Ⅰ)If we________now to protect the environment,we’ll live to regret it.
#99713
A
hadn’t acted
B
haven’t acted
C
don’t act
D
won’t act
推荐题目
 Most of the movies directed by Zhang Yimou ________historical facts.
#103215
A
is based on
B
based on
C
are based on
D
basing on
When he woke up,he found himself _________in bed and ________by some  children.
#101697
A
laying;surrounded
B
laid;surrounding
C
lying;surrounded
D
lied;surrounded
I was just going to cut my rose bushes but someone _____ it. Was it you?
#102673
A
had done
B
has done
C
would do
D
will do