从生殖特点来说,“鹊巢鸠占”说的是[ ]
A.鸠有侵略性
B.鸠以鹊为食
C.鸠不会筑巢
D.鹊靠鸠代为育雏
答案:C
下列哪项是阿米巴痢疾的确诊依据()
A.典型的果酱样大便
B.具有腥臭味的脓血便
C.全身中毒症状轻
D.右下腹压痛
E.大便镜检找到阿米巴滋养体或包囊
During World War II Malta managed to _____ most of Italian and German bombers by throwing up an effective anti-aircraft screen.
A.put out
B.shut out
C.come across
D.get across