Every means ______ tried, yet no result ______encouraging up to now.
#103827
A
have been ...is
B
has been...has been
C
have ...has been
D
has...is
推荐题目
-- If you _____ away our secret that day, the current situation _____ different.  -- Sorry, but _____ to do that. 
#100297
A
didn’t give; will be; didn’t mean
B
hadn’t given; would be; didn’t mean
C
hadn’t given; would have been; hadn’t meant
D
shouldn’t give; is; don’t mean
Every means ______ tried but without any result.
#104352
A
have been
B
is to be
C
are to be
D
has been
—Why weren’t you at the meeting? —I____ for a long distance call from my sister in America.
#99328
A
was waited
B
was waiting
C
has waited
D
have been waiting
 In no time ________ smoke coming out of the house.
#101549
A
did we see
B
we saw
C
are we seeing
D
we see