提出“贵粟备荒论”的思想家是()
A.贾谊
B.晁错
C.董仲舒
D.李悝
参考答案:A, B
The wounded soldiers were _____ danger, because we had run _____ medicine.
A.in; of
B.into; out
C.at; up
D.in; out of
APU自检(BITE)信息在()情形下有用。
A.地面
B.空中
C.A和B
D.以上都不对