—Why don't you go home?—Because a lot of work________yet.
#99166
A
hasn't finished
B
hasn't been finished
C
has been finished
D
haven't finished
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I ______ Mr White at that time, otherwise I wouldn’t have asked you for some information about him.
#102921
A
hadn’t known
B
didn’t know
C
don’t know
D
haven’t known
The wide spread of super hybrid rice around the world ______ the lives of millions and millions of people suffering from hunger to a great level.
#102778
A
has improved
B
is improving
C
improved
D
has been improving
His uncle went abroad in 2010, and _______since．
#101894
A
has not been heard of
B
had not been heard of
C
had not heard of
D
has not heard of
I feel so excited! At this time tomorrow morning I ________ to Shanghai.(2012·辽宁，31)
#99424
A
will be flying
B
will fly
C
have been flying
D
have flown
Let’s keep to the point or we ______ any decisions.
#104991
A
will never reach
B
have never reached
C
never reach
D
never reached