短文改错

Dear Mary,

     We've been pen friends for a year now.It's a fun,isn't it?This year I'm starting my college life.I'm real

excited.Everything will be different with things in high school.I'll have more classes,and each of the class

will be in a different classroom.In the dormitory I will have a locker which I can keep my textbooks,

notebooks,coats and other thing.This is my favorite thing about going college.Two students will have to

share a locker.I will like my friend Kim to be my locker partner.We're thinking of put our favorite pictures

on the locker door.Please sending me a            

        new picture of yourself!OK?

        Well,write soon.Bye.

改错____________________________________________________________________________

关于硝酸甘油，叙述正确的是（）

A.用于急性冠脉综合征（ACS）、高血压急症或亚急症、各种原因引起的充血性心力衰竭

B.静脉滴注硝酸甘油的起始剂量为10～20μg/min，维持量一般为50～100μg/min

C.低剂量（＜50μg/min）以扩张静脉为主，大剂量（＞100μg/min）以扩张动脉为主

D.低血容量可削弱药物的血流动力学作用并增加低血压风险

E.可引起心动过缓