It never _____ humans until the mid1990s that some animals can be cloned.
#92718
A
occur
B
is occurred
C
occurred to
D
occurred
推荐题目
—Did you look up the time of trains to Shanghai? —Yes, the earliest train is _____ to leave at 5:30 am.
#94844
A
likely
B
about
C
possible
D
due
Miss Tang teaches _______ and we all like her class.
#94889
A
our English
B
ours English
C
us English
D
English for us
_______ to be much chance of our catching him up in the near future.
#92318
A
You don’t seem
B
It doesn’t seem
C
That doesn’t seem
D
There doesn’t seem
Believe it or not ,our house isn’t ______ their new house bought last month.
#92373
A
half as large as
B
as half large as
C
as large as half
D
large as half as