细菌的光趋避运动
参考答案:
先培养在具有弱光的液体培养基中,用强光照射某一区域,通过10—100分钟,通过鞭毛运动,集中在强光照射区。
We were in _____ when we left that we forgot the airline tickets. [ ]
A. a rush so anxious
B. a such anxious rush
C. so an anxious rush
D. such an anxious rush
银行信用的优点是能充分地满足个人对资金的需要。 ( )