---Peter, is there anything else you want to know about China?

---Yes, I am still wondering          .

A．how does Yangzhou food taste

B．how many gardens are there in Yangzhou

C．what does the Slender West Lake look like

D．who is the first person to invent Yangzhou paper cut

王某，患二型糖尿病，需长期注射胰岛素，出院时护士对其进行健康指导，不恰当的是( )。

A．不可在皮肤发炎、有瘢痕、硬结处注射
B．应在上臂三角肌下缘处注射
C．行皮下注射，进针角度30～40°
D．注射区皮肤要消毒
E．进针后不能有回血