New words：

criticism ['kriti.sizəm] n.批评；批判；评论；指责

Sample Sentences：

I accepted his criticism of my behavior.
Some youth today do not allow any criticism at all.
He hates to hear criticism and he hates to be criticized.

criticize ['kritisaiz] v. 批评；评论；抨击；挑剔

New words：

air conditioner 空调
air conditioning 空调
aircondition 空调

Sample Sentences：

Our air conditioning has broken down.
She couldn't get the air conditioner going.

New words：

loss [lɔs] n.损失；丢失；亏损；丧失；失败

Sample Sentences：

The gain is greater than the loss.
His death means a great loss to science.
The loss of the first game did not discourage them.

New words：

sickness ['siknis] n.疾病；恶心；呕吐

Sample Sentences：

She's been off work because of sickness.
Sickness often results from eating too much.
The family keeps a case of medicines at home, against the time of sickness.

New words：

sufferer ['sʌfərə] n.患者；受苦者；受难者

Sample Sentences：

We provided the sufferers with food and clothes.
They provided some necessary support for the sufferers.
This is why it is very important for sufferers to know that they have this sickness.

sickness ['siknis] n.疾病；恶心；呕吐