kāi shǐ
新的一年开始了
Xīn de yì nián kāishǐ le.
A new year has begun.
今天从第五课开始。
Jīntiān cóng dì wǔ kè kāishǐ.
Today we start from lesson five.
开始一项新的工作
Kāishǐ yī xiàng xīn de gōngzuò
Start a new job