细菌性痢疾的溃疡呈
A. 环形
B. 烧瓶状
C. 椭圆形
D. 火山口
E. 表浅地图状
分不出主语和谓语的单句叫非主谓句,它由主谓短语以外的短语或单词加句调构成,可以分为以下五类:( )()( )()( )。
Prof. Williams says that my composition is good except for the ending which seems too.
A. blessed
B. abrupt
C. commercial
D. vital
Suffering from insomnia (失眠)for several days, Ann went to see her doctor and was told that the problem was morethan physical.
A. affluent
B. dated
C. emotional
D. tangible