Land animals are believed ______ from sea animals.
#103259
A
to have developed
B
to have been developed
C
having developed
D
having been developed
推荐题目
—Tony, come down and help me with the heavy box! — Come on! I _______ all day long．Get Peter to do that!
#101754
A
work
B
had been working
C
had worked
D
have been working
--I’m told that you are leaving for Shanghai. ----Who ____ so?
#103971
A
says
B
said
C
has said
D
’s saying
— Why are the Woods selling their belongings?— They to another city.
#102571
A
had moved
B
have moved
C
moved
D
are moving
—Why didn’t you come to the cinema with us last Saturday? —Oh，sorry．But I the film．
#101875
A
see
B
saw
C
have seen
D
had seen
Hello, I _______ you ______ in London. How long have you been here?
#102196
A
don’t know; were
B
hadn’t known; are
C
haven’t known; are
D
didn’t know ; were