The split between humans and living apes is thought by some scholars ____ 15 to 20 million years ago.
#96013
A
to occur
B
occurring
C
to have occurred
D
having occurred
推荐题目
---________by the chemistry teacher for not finishing homework independently makes him feel very shameful.---Yes. But he told me this morning he would spare no efforts to be the top one in our class.
#88859
A
Scolded
B
Having scolded
C
Being scolded
D
After being scolded
The man we followed suddenly stopped ad looked as if whether he was going I the right direction.
#98584
A
seeing
B
having seen
C
to have see
D
to see
The suggestion ________ by the teacher is available.
#90520
A
put forward
B
putted forward
C
putting forward
D
put on
_______ in 1724, this business company is the oldest in my hometown.
#92745
A
Founded
B
Being founded
C
To found
D
Founding