我们一块儿去吃饭吧。
Wǒmen yí kuàir qù chīfàn ba.
Let’s go eat together.
他们常常一块儿学习汉语。
Tāmen chángcháng yíkuàir xuéxí Hànyǔ.
They often study Chinese together.
我们一块儿吃饭,一块儿聊天。
Wǒmen yíkuàir chīfàn, yíkuàir liáotiān.
We eat together and chat together.