(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
---Where’s the little elephant?---It’s said it ___ in the hospital.
#101526
A
was examined
B
will be examined
C
is being examined
D
has been examined
—I________the failure was your fault.—Yes，I see.You only want to learn the details.
#99195
A
didn't think
B
was not explaining
C
am not suggesting
D
haven't expected
She is a hardworking student, and all her spare time she has ________ staying in the library.
#99458
A
spent
B
is spent
C
to spend
D
to be spent
------Have you telephoned your father? ------- Yes. He ______back next year.
#100494
A
is expected
B
expects
C
will expect
D
will be expected
---What’s that terrible noise?---The neighbors ____for a party.
#100571
A
have prepared
B
are preparing
C
prepare
D
will prepare