There is a need, but there is also a need. Jintiān bǐ zuótiān er is lěng. Nǐ shì jiàoshī, wǒ yiàoshī. It was late at night, and he still did his homework. Jiùsuàn nǐ bù shuo wǒ zhidào. I know, even if you don’t explain. You are a teacher and I am a teacher. Today is colder than yesterday. Please provide your email address to the actual recipients. Enter the email addresses of the recipients.