New Words：
desert [ˈdezərt] n. 沙漠；荒漠；荒原
Sample Sentences：
They drove 600 miles across the desert.
We plant trees to stop the desert every year.
I don't want to spend the rest of my life in the desert.
He survived in the desert for a week on biscuits and water.
The wind blew in from the desert and covered everything with sand.
survive [sərˈvaɪv] v.生存；存活；幸存；活下来
New Words：
scorpion [ˈskɔːrpiən] n. 蝎子
crop [krɒp] n.庄稼；作物
Sample Sentences：
The sting of a scorpion is in its tail.
My little cat ate the live scorpion without fear!
He can't get a good price for his crops.
Rice is an important crop on the island.
New Words：
harm [hɑːrm]
n.伤害；损害
v.伤害；损害
Sample Sentences：
He may look fierce, but he means no harm .
I can't say I like Mark very much, but I don't wish him any harm .
He would never harm anyone.
There was a traffic accident in this street, but no one was harmed.
New Words：
sting [stɪŋ]
v.刺；蜇；叮；（使）感觉刺痛
n.刺；刺伤；蜇伤；刺毛
stung [stʌŋ] sting的过去分词和过去式
Sample Sentences：
Be careful or the bee will sting you.
I was stung on the arm by a bumblebee.
His cheeks were stinging from the icy wind.
The scorpion has a sting in its tail.
Remove the bee sting with tweezers.
This won't hurt — you will just feel a little sting.
scorpion [ˈskɔːrpiən] n. 蝎子
New Words：
rest [rest]
v.休息;放松
n.其他；其余；剩余部分
Sample Sentences：
Rest your eyes every half an hour.
I always rest for an hour after dinner.
I'm not doing this job for the rest of my life.
He will spend the rest of his life in a wheelchair.
We'll eat some of the bread and keep the rest for breakfast.