China's present environment situation is from bad to worse and if we _________ now to protect the environment, we’ll live to regret it.
#99934
A
hadn’t acted
B
haven’t acted
C
don’t act
D
won’t act
推荐题目
Mary made a wise decision on her marriage, for she ________ everything into consideration.
#102864
A
takes
B
has taken
C
had taken
D
was taking
------Have you telephoned your father? ------- Yes. He ______back next year.
#100494
A
is expected
B
expects
C
will expect
D
will be expected
First aid is a temporary form of help to someone who suddenly falls ill or gets ——before a doctor can be found.
#101775
A
giving；injured
B
given；injuring
C
given；injured
D
giving；injuring
------What's the matter with Tim? ------Oh, Tim's cell phone was left in a taxi accidentally, never ________ again.
#101655
A
to find
B
to be found
C
finding
D
being found
—You’d better work out more.—Sometimes I . I had a walk after supper yesterday and I’ll go to the gym tonight.
#104627
A
did
B
would
C
do
D
have