According to a UN report, some 844 animals and plants ______ in the last 500 years.
#102976
A
disappeared
B
were disappeared
C
have disappeared
D
had been disappeared
推荐题目
 Do you know how many people ______ up to now?
#99967
A
have invited
B
have been invited
C
had invited
D
had been invited
I'm sorry. I _____________ you__________ to me.
#104802
A
don't know; are speaking
B
don't know ;were speaking
C
didn't know; were speaking
D
didn't know; are speaking
----- This is the second time I____ pictures with my own camera.----- It’s time that you ____ a picture of me.
#104909
A
had taken; took
B
have taken; took
C
will take; will take
D
took; have taken