New Words：
allow [əˈlaʊ] v. 允许；准许
Sample Sentences：
He is not allowed to stay out late.
His parents don't allow him to stay out late.
Sorry, we don't allow dogs in the house.
Sorry, dogs are not allowed in the house.
The doctor may allow her to return to work next week.
return [rɪˈtɜːrn]
n.返回；回报；回来
v.返回；回报；回来
New Words：
mow [məʊ] v. 修剪;割
Sample Sentences：
The man was mowing field.
He hired a man to mow the lawn.
You must mow down the long grass in the big field.
hire [ˈhaɪr] v.雇用；聘用；租用
New Words：
lawn [lɔːn] n. 草坪;草地
Sample Sentences：
The children are not allowed to play on this lawn.
In summer we have to mow the lawn twice a week.
They were sitting on the lawn under a large apple tree.
mow [məʊ] v. 修剪;割
allow [əˈlaʊ] v. 允许；准许
New Words：
peaceful [ˈpiːsfl] adj.和平的；宁静的；平静的
peacefully [ˈpiːsfəli] adv.和平地；平静地；安静地
Sample Sentences：
China is a peaceful nation.
He had/lived a peaceful life.
It's more peaceful here than London.
The baby slept peacefully.
The march will go very peacefully.
New Words：
peace [piːs] n.和平；平静；宁静
Sample Sentences：
We do not want war, we love peace!
World peace is the greatest prize of all.
The patient needs peace and quiet.
There was too much noise in the room and he needed peace.