We stay ____________ home on Saturday.[ ]
A. at the
B. at
C. in
答案：B
Lucy jumps ______ than ______ student in her class.
A．high, other
B．higher, any other
C．highest, another
D．higher, others
质量相等的铜块和铁块，铜块的体积______，铁块的体积______．（填“大”或“小”）
