1. 他双臂交叉于胸前的坐在那里。

[ tā shuāng bì jiāo chā yú xiōng qián de zuò zài nà lǐ 。 ]

He sat with his arms across the chest.

2. 当老板进来的时候；他们停止了交谈。

[ dāng lǎo bǎn jìn lái de shí hòu ； tā mén tíng zhǐ le jiāo tán 。 ]

They stopped talking when their boss came in.

3. 13路公交车班次比较多，是不是?

[ 13 lù gōng jiāo chē bān cì bǐ jiào duō ， shì bù shì ? ]

Number 13 buses run much more frequently, don't they?