Although medical science __________ control over several diseases,what worries us is that some of them are returning.
#99526
A
achieved
B
has achieved
C
will achieve
D
had achieved
推荐题目
Johnson would have faced the music but he ______ doing things like that.
#100717
A
had stopped
B
stopped
C
was stopping
D
has stopped
Hurry up; it is required that we ______ at six.
#102875
A
will arrive
B
arrived
C
arrive
D
would arrive
It’s nice to see you again. What _____ since we last met?
#103399
A
have you done
B
had you done
C
have you been doing
D
did you do
– Did Alan enjoy seeing his old friend yesterday? -- Yes, he did. He ______ his old friend for a long time.
#102470
A
didn’t see
B
hadn’t seen
C
hasn’t seen
D
wouldn’t see
—Will you attend the meeting this evening?—But I ________ told anything about it.
#104741
A
wasn’t
B
am not
C
haven’t been
D
won’t be