为了帮助大家能够对自己多学的知识点有所巩固，下文整理了这篇高一年级上学期unit1知识点，希望可以帮助到大家!

1.介词不同，含义有别：

be good to sb./sth.对…好

be good for sb./sth.对…有好处

be good at (doing) sth.擅长，精通

be good with sb./sth.善于应付…的

eg. She was very good to me when I was ill.

Doing morning exercises is good for health.

Tim is good at speaking English.

Mary is good with her hands.玛丽手很巧。

He is very good with children.他对孩子很有一套。

2.add up合计，把…加起来

add up to合计达到…

add to增加，增添

add A to B把…加进…里面，把…和…相加

eg. Please add these figures up.

These figures add up to 900.

The bad weather added to our difficulities.

Please add some salt to the water.

If you add three to four, you get seven.

Add three to four and you get seven.

Three added to four is seven.

▲add vt.补充说(后接that从句或者直接引语)

Eg. He added that they would return in a week.

“And don’t be late,”she added.

现在是不是感觉威廉希尔app 为大家准备的高一年级上学期unit1知识点很关键呢?欢迎大家阅读与选择!

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