简述类型化形象特点。
参考答案:
①易于识别。
②易为读者记忆。
Each time tourists travel to Beijing, they ______ the Forbidden City. [ ]
A. will be shown up
B. will be shown around
C. will show around
D. will show to
再生障碍性贫血()
A.造血干细胞缺陷
B.红细胞酶异常
C.红细胞膜缺陷
D.血红蛋白合成异常
E.慢性失血