几道高中英语改错题,求助英语强人

几道高中英语改错题,求助英语强人
下列各句中均有一处错误,请指出并改正.
She said that was the most interesting thing she has heard by then.________
My friend asked me where I was going on holiday next month._______
下文中共有10处错误,每句中最多有两处.错误涉及一个单词的增加、删除或修改.
1.The other day as I looked a place to put
2.my water bottle ,I found something strage
3.at my friends' house-- ther were no
4.recycling boxes.My friend said his family
5.did not recycle,so his mother thought it
6.was too much trouble.His mother is a
7.single parent busy take care of two kids,
8.and she has much time to do other things.
9.I was surprising.I grew up in a place where
10.taking out the trash mean putting it into a
11.recycling box.I thought they were harming
12.to this beautiful earth.But as I got into my
13.car ,I realized that her car was also polluting
14.our earth.Well,we all should do anything
15.if we want to protect the earth
（注：句子前的序号为行数（如1.表示为第一行）,一行为一句）