以下说法不正确的有( )。A．果汁啤酒应按照啤酒税目征收消费税 B．用排气量小于1

右下腹包块不应该出现于下列哪一种疾病（）

A.阑尾脓肿

B.增生性肠结核

C.回盲部肿瘤

D.右侧卵巢及输卵管包块

E.血吸虫病肉芽肿

Harry _______ in this school since he came to China. [ ]

A. is working

B. was working

C. will work

D. has worked

某产妇，因难产大出血，产后腺垂体坏死，萎缩所致的腺垂体功能减退症，下列何种临床表现最早出现

A．产后无乳, * * 萎缩

B．极度疲乏

C．畏寒

D．皮肤苍白

E．血压偏低

If people _____ the importance of living a low-carbon life earlier, there _____ so many environmental

problems now. [    ]

A. realized; wouldn't be

B. had realized; wouldn't be

C. had realized; wouldn't have been

D. realized; wouldn't have been

为保证压力容器（）运行，防止超压事故发生，应该采用安全阀泄压装置。

A.安全

B.技术

C.常规

D.经济