【导语】以下是免费为您整理的九年级下册英语语法归纳，供大家学习参考。
1.aloud adv.出声地使别人能听得到
Reading aloud is a good way in leaning English.
朗读是学英语的一个好方法。
▲loud adj. 大声的，声音洪亮的，loud—louder—loudest
He talked in a loud voice so that everyone could hear him.
他说话声音很大以便于每个人都能听得到他。
▲adv. loud—louder—loudest
Don’t talk so loud.The kids are reading.
说话小声些，孩子们正在看书。
Speaklouder，please!
请再说高一些!
▲loudly adv吵吵闹闹地，噪声地
I heard someone knocked loudly at the door.
我听到有人在使劲敲门。
They are talking loudly in the next room.
他们在隔壁说话声很大。
2.voice n.噪音，鸟鸣声
She has a sweet voice.
她声音很甜美。
She raised her voice so that she could be heard.
她提高了嗓音队便于别人能听清楚。
He lost his voice./He had no voice because of the cough.
因为咳嗽，他失声了。
▲noise n噪音，吵闹
Don’t make so much noise.
别弄出那么大的噪音。
I heard a strange noise outside.
我听到外边奇怪的声音。
▲sound n.自然界中的声音，响声
Sound travels slower than light.
声音的传播比光慢。
3.memory n.计算机的储存器
A lot of information is stored in the memory.
计算机的储存器能储存很多信息。
▲n.记忆力
He has a poor memory after the car accident.
车祸后他的记忆力很差了。
▲n. 回忆，怀念
I have a pleasant memory of my childhood.
我对童年有美好的回忆。
▲memorize/memorise vt. 记住，背过
He can memorize new words very quickly.
他能很快记住很多单词。
4. frustrate vt.使失望，使沮丧
The serious illness frustrated his dream for college.
他上大学的梦想遭受挫折。
▲frustrating adj. 令人失望的
What he said is frustrating.
他所说的话很令人失望。