be good at后面加动词什么形式 有哪些例句

be good at加名词、介词宾格或名词性短语，如接动词要加动词的ing形式。

be good at后面加什么

be+good+at后面加动词的ing形式，即动名词形式，be+good+at+doing+sth.的意思是“擅长做某事”，当你想英语表示某人擅长做某事，就可以用这个短语来表示。

be good at例句：

John is good at swimming and basketball.

It is important that we try to be good at everything we do.

I have a shrill voice. I'll never be good at singing.

good相关短语

do good

1.有用的 useful

this cough medicine tastes nice but it doesn't do much good.这咳嗽药不难吃,但作用不大。

2.有益于某人 benefit sb

eat more fruit, it will do you good.多吃水果,对你有好处。

much good may it do you.但愿对你大有好处。

you should do good to others.你应该对别人行善。

a good few

相当多(的),几个 a considerable number (of); several

“how many came?”“a good few.”“来了多少?”“不少。”

as good as

几乎,实际上 almost, practically

he as good as said i'm a liar.他无异于说我撒谎。

good and ...

〈美口〉完全,彻底 completely

i won't go until i'm good and ready.我完全准备好了才去。

good for sb

某人干得好(用以祝贺某人) doing well (used when congratulating sb)

she passed the exam?good for her!她考试及格了?真行!