问题
选择题
.
The teaching building is _________ by many trees, some ______ over 30 metres.
A．surrounded, measuring
B．surrounded, measured
C．surrounding, measured
D．surrounded, measure
答案
答案：A
be surrounded by “被。。。包围”measure “测量；估量”vt ,vi.测量；测量（大小，容量，尺寸等）some measuring over 30 metres的意思是“有些(量起来)高度超过30米