In Colombia, people often just drop by their friends because they don’t have to make plans to meet friends.

A．give a ride to

B．drive to see

C．hang out with

D．come over to

医生在发现多重耐药菌感染者时必须做到（）？

A.严格按照<<临床抗菌药物合理应用手册》使用抗菌药物，正确采样，根据药敏使用抗菌药物

B.严格掌握万古霉素等高档抗菌药物的应用指征

C.及时开出“接触隔离”医嘱，并严格做好手卫生和接触隔离工作。

D.以上都是