【判断题】选择性培养基是指根据某种微生物的特殊营养要求或其对某化学、物理因素的抗性而设计的培养基。
【单选题】He tried to use his own weight to push the attacker off but he was ___ balance.
【简答题】The little girl ran so fast that she was thrown off balance and fell over.英译汉
【单选题】Examples of off - balance - sheet activities include _________
B.
extending loans to depositors.
C.
borrowing from other banks.
【简答题】A.To have some sort of balance in life. B.To keep off the Internet completely. C.To develop some sort of healthy recreations. D.To have a face-to-face talk with a psychiatrist.
【单选题】Examples of off - balance - sheet activities include _________
B.
foreign exchange market transactions.
C.
trading in financial futures.
E.
only A and B of the above.
【单选题】The girl ______ her balance and fell off the balance beam.
【简答题】A.To have some sort of balance in life. B.To keep off the Internet completely. C.To develop some sort of healthy recreation. D.To have a face-to-face talk with a psychiatrist.