Every necessary means____ to protect milu deer which____ very valuable to us. As a result, the number of milu deer is increasing.
#102356
A
are used; is
B
is being used; is
C
have been used; are
D
has been used; are
推荐题目
 I didn’t hear you because I __________ the news on the radio.
#100146
A
listen to
B
am listening to
C
listened to
D
was listening to
— Tom, could you go to the supermarket with me?— I’d like to, but my homework ______ and I have to hand it in tomorrow.
#101117
A
wasn’t finished
B
won’t be finished
C
hasn’t been finished
D
hadn’t been finished
The milk must be preserved at this temperature until it ____.
#101024
A
will process
B
is processed
C
has processed
D
had been processed