大头瘟是感受风热时毒所致,其特征为初起见()和()证候,多发于冬春两季。
参考答案:邪犯肺卫;热毒壅盛
Lincoln, ______ President of ______ United States, was assasinated(暗杀)on April 14th , 1865 .
A.the; /
B./; the
C.the; the
D./; /
气孔的形成经历?