If I ______ about this computer program, a hage amount of time and energy would have been saved.
#87162
A
know
B
knew
C
had known
D
have known
推荐题目
Comrade Wang ________ be in Shanghai—I saw him in the company only a few minutes ago.
#89980
A
mustn’t
B
can’t
C
may not
D
isn’t able to
The new law states that people _________ drive after drinking alcohol.
#87171
A
wouldn't
B
needn't
C
won't
D
mustn't
I ________ asleep because it took me a long time to realize that the telephone was ringing.
#87573
A
could fall
B
need have fallen
C
must have fallen
D
may fall
He hesitated for a moment before kicking the ball, otherwise he ______ a goal.
#90281
A
had scored
B
scored
C
would score
D
would have scored
—Lily went to see the movie alone. —If she _____ me about it, I would have gone with her.
#87799
A
should tell
B
tells
C
told
D
had told