告诉 + (Person) + Content
The verb 告诉 (gàosu) means "to tell" or "to inform." It is a ditransitive verb that can be followed by a person and a piece of information, used to convey a message to someone.
你能告诉我明天几点开会吗?
nǐ néng gàosù wǒ míngtiān jǐ diǎn kāihuì ma?
Can you tell me what time the meeting is tomorrow?
妈妈告诉我晚饭已经准备好了。
māma gàosù wǒ wǎnfàn yǐjīng zhǔnbèi hǎo le.
Mom told me dinner is already ready.
他告诉我们一个很有趣的消息。
tā gàosù wǒmen yí gè hěn yǒuqù de xiāoxi.
He told us a very interesting piece of news.