If nothing______, the oceans will turn into fish deserts. 
#99587
A
does
B
had been done
C
will do
D
is done
推荐题目
I’ll go to bed as soon as my homework______.
#103981
A
do
B
does
C
are done
D
is done
The lady insisted that the young man _____her wallet and _____to the police station at once.
#100183
A
had stolen; be sent
B
should steal; sent
C
has stolen; sending
D
steal; had been sent
I ______ with my uncle and aunt because my parents have gone abroad for a holiday.
#104972
A
stayed
B
am staying
C
have stayed
D
was staying