Their products (没达到标准). They had to work last Sunday.
如果你有困惑的话,你应该别闷在心里.
You shouldn't if you have some problems.(keep)
Pingshu is my grandma's favourite. It's (最传统的之一) art forms in China.
Scientists say that music makes our brain "feel happy" and it the importance of music in cultures all over the world. (解释)
登陆火星比我们想象中要难得多,但我们做到了。(difficult)
Landing on Mars was than we imagined,but we made it.
这首乐曲虽是偶然之作,但价值恒远.
This piece of music has by accident.
假如你对网课不满意,请发邮件给我们.
Please feel free to send us an email if the online lessons.
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