对中心静脉压影响最小的是（）。 A.静脉回心血量 B.静脉血管张力 C.肺动脉楔压
题型：单项选择题 A1/A2型题
问题：
对中心静脉压影响最小的是（）。
A.静脉回心血量
B.静脉血管张力
C.肺动脉楔压
D.血容量
E.右心室排血能力
题型：单项选择题 A1/A2型题
A.选用方框内所给词的适当形式填空，词限用一次。
小题1:He has been (collect) coins for 2 years
小题2:The population of China is the (large) in the world
小题3:My grandma got a special gift on her (ninety) birthday yesterday
小题4:These days many (foreign) from all over the world go to visit San ya
小题5:Dropping litter is almost never (allow)
B、根据句意及词首字母或汉语提示，补全单词。
小题6:May I have a s ? I want to post a letter
小题7:We are not (应该) to play football in the street
小题8:Milk is wearing a new pair of (牛仔裤)
小题9:Talk loudly in a library，a museum，or a movie theater is
i
小题10:The children are old enough to look after t .