New Words：
tend [tend] v. 倾向；往往会；趋向；照料；照管
Sample Sentences：
Old people tend to get fat.
Women tend to live longer than men.
When I'm tired, I tend to make mistakes.
She tends to get angry when others disagree with her.
They tend both the rice fields and the vegetable garden.
New Words：
whisper ['wispər]
v.耳语；低语；私语
n.耳语（声）；低语（声）；私语（声）；轻柔的声音
Sample Sentences：
What are you two whispering about?
The wind was whispering in the roof.
He whispered to me that he was afraid.
She said it in a whisper, so I didn't hear.
The baby is sleeping, so they fall their voice to a whisper.
New Words：
spray [sprei]
v.喷；喷洒；向…喷洒；向…扫射（或抛洒）
Sample Sentences：
He sprayed water on the flowers in the morning.
The front of the house had been sprayed with white paint.
There was a hole in the hose, and water sprayed out all over me.
New Words：
consist [kən'sist] vi. 由 ... 组成
consist of sth 由…组成（或构成）
Sample Sentences：
what does a healthy lunch consist of？
The Galaxy consists of 100 billion stars.
The United Kingdom consists of Great Britain and Northern Ireland.
New Words：
skeleton ['skelitn] n. 骨架；骨骼
Sample Sentences：
The human skeleton consists of 206 bones.
He is reduced to a skeleton because of illness.
He said the skeleton could also provide information.
consist [kən'sist] vi. 由 ... 组成