he would call his parents up only if his money.A.was run out
1个回答

A.was run out of/C.ran out

这两个答案都正确.

句意:他只在钱用完了时才会给父母打电话.

run out of为及物短语.因此可用被动语态.

run out 为不及物短语.没有被动语态.

use up 也是及物短语.必须用被动语态.

sth.run out =sth.be run out of = sth.be used up

His money was used up .

=His money was run out of .

=His money ran out .