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
--- Oh, it’s you! I ___________ you.---- I have just had my hair cut, and I am wearing new glasses. 
#100135
A
didn’t recognize
B
don’t recognize
C
haven’t recognized
D
hadn’t recognized
 I thought the teacher would say something about our exam result but he ________ it.
#99454
A
doesn't mention
B
hasn't mentioned
C
wouldn't mention
D
didn't mention
 Obviously, he _____ a bad cold. He coughs all the time.
#103660
A
has
B
is having
C
will have
D
was