普萘洛尔更合适用于
A.冠脉痉挛引起的变异性心绞痛B.稳定型心绞痛伴高血压者C.不稳定型心绞痛伴血脂异常者D.变异型心绞痛伴血脂异常E.稳定型心绞痛伴高血脂者
参考答案:B
)You can give the document to _______is in the office.However, _______to require a written paper for it.
A.who;make sure
B.whom;making sure
C.whomever;be sure
D.whoever;be sure
具有较好的耐久性、耐磨性和装饰性,但造价较高的地面是( )。
A.天然大理石地面
B.花岗岩地面
C.人造大理石地面
D.水磨石地面