______ is a big family.[ ]
A. Black
B. The Blacks
C. Mr Black's
D. He's family
答案:C
“啊,长江!你从雪山走来,…向东海奔去”,说明我国地势的总特征是( )
A.地势东高西低,呈三级阶梯
B.地势西高东低,呈三级阶梯
C.地势北高南低,呈三级阶梯
D.地势南高北低,呈三级阶梯
G00的运动轨迹肯定是直线。( )