客房每层楼须安装消防栓,消防栓出水口径一般为()。
A.30-40毫米
B.40-55毫米
C.50-65毫米
D.55-70毫米
参考答案:C
根据下列句子及所给单词的首字母,在答题纸上按题号写出各单词正确的完全形式(每空限写一词)。
小题1:This cake t delicious. Would you like a try?
小题2:Lucy was badly hurt in a traffic a last week.
小题3:Yesterday Michael a to his boss for being late.
小题4:These books b to Sarah--- I must give them back to her.
小题5:Mum is cooking in the k while Dad is watching TV.
小题6:About 71 percent of the earth’s surface is e by water.
小题7: I u go to bed at 10:00 p.m., but I stayed up till 11:00 last night.
小题8:Plants and a , including humans, need food and water to survive.
小题9:He was p of the Olympic Gold Medal he won for his country.
小题10:Each student is allowed to borrow two books at a time from the school l .
新生儿衣原体感染首选药物为()
A.红霉素
B.庆大霉素
C.青霉素
D.头孢拉定
E.氨苄西林