问题

Have we ________ food?. — Yes, ______. We’d better buy some.
A:run out of; we have run it out
B:run out of; our food has run out
C:run out; our food has been run out
D:run out; our food has run out
B:run out of; our food has run out
C:run out; our food has been run out
D:run out; our food has run out
正确答案是: