New words：
scratch [skrætʃ]
v.划伤；挠；划破；刮坏
n.划伤；搔痒；刮（或擦、抓）的刺耳声；挠痒
Sample Sentences：
He pretended to scratch his ear.
His arms were scratched by thorns.
The cat scratched a hole in the ground.
He scratched his name on the wall with a knife.
He fell into a thorn bush and was covered with scratches.
New words：
snap fingers 弹指;打响指
Sample Sentences：
He snapped a finger at the wine waiter.
Don't snap your fingers to get our attention.
New words：
glint [glint]
v.闪亮；闪光
n.闪亮；闪光
Sample Sentences：
The sea glinted in the moonlight.
The gold was glinting in the sunlight.
At first he thinks it just a sudden glint.
I could tell he was angry by the glint in his eye.
New words：
Denmark ['denmɑ:k] n.丹麦
Danish ['deiniʃ]
adj.丹麦的
n.丹麦语
Sample Sentences：
Andersen was born in Denmark in 1805.
France won by six goals to two against Denmark.
A spoken language in Denmark is Danish.
Why are Danish people so much happier than people of other countries and regions?
region ['ri:dʒən] n. 地区；区域；行政区
New words：
necessary ['nesə.səri] adj. 必需的；必要的；必然的；无法避免的
Sample Sentences：
Oxygen is necessary for life.
It's necessary for us to study hard.
It may be necessary to buy a new one.
If necessary, we can always change the date of our trip.