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work out the math problem
from north to south
in the east of China
in the center of the square
be full of
tour buses
空间,空地
从人群中挤出
从四面八方
踩；台阶；脚步
在一棵树旁
旅游经历
禁不住
space
push one’s way out
in all directions
step
beside a tree
travel experiences
can’t help doing sth.
1.我们学校占地面积10万平方米。
Our school covers 100 000 square meters.
2.加拿大在美国的北面。
Canada is on the north of the USA.
3.我们对他所说的话感到吃惊。
We are surprised at what he said.
4.请不要踩踏草地(lawn)。
Please don’t step on the lawn.
Don’t forget to close the window _______ you leave.
Helen went to fly kites _______ she finished her homework.