重锤低击
参考答案:
指选用较重的锤,以较低的落距锤击沉桩。
—Excuse me, can you tell me the way to the zoo?
—Sorry, I’m new here. Please ask that policeman. He ______ know.
A. can B. need C. may
患者,男,40岁。心悸失眠,大便秘结,口干,舌红,脉细数。首选的药物是()
A.酸枣仁
B.柏子仁
C.远志
D.合欢皮
E.朱砂