【单选题】Why do Americans choose a Monday to celebrate President’s Day? ( )
A.
Because of the influence of the Uniform Monday Holiday Act.
B.
Because people want to celebrate all U.S. presidents past and present.
C.
Because President George Washington was born on Monday
【判断题】任何由人制造,能飞离地面并由人控制的飞行物体均为飞行器。
【单选题】—He’s not married Laura, ____? —____. They will celebrate their one year of marriage this Sunday.
【简答题】推动血行的生理功能是( )。A.心主血脉B.肝主疏泄C.脾主统血D.肺朝百脉E.肾主水A. 1 B. 1 C. 1 D. 1 E. 1