The split between humans and apes is believed by scientists______15 to 20 million years ago.
#90155
A
to be occurring
B
having occurred
C
to have occurred
D
to occur
推荐题目
---Could you tell me what made you so upset?----__________.
#97590
A
Charged with giving away state secrets
B
Accused of giving away state secrets
C
Being charged with giving away state secrets
D
Accusing of giving away state secrets
---Why do you look so upset?---There are so many troublesome problems ____.
#94721
A
remaining to be settled
B
remained settled
C
remaining to settle
D
remained to be settled