在甜酒制作的过程中,要尽量少打开容器.主要是因为( )
A.防止酒香逃逸
B.防止温度降低,影响发酵效果
C.防止其它细菌和真菌进入,使甜酒变质
D.以上都对
答案:C
肺炎球菌肺炎的患者热型常为()
A.稽留热
B.弛张热
C.间歇热
D.波状热
E.不规则热
Tom is very _____ his new mobile phone and he always shows it to others. [ ]
A. proud of
B. good at
C. interested in
D. famous for