【题目】这是我上个月买的车。

【题目】If you want to be a good public speaker,you'd better speak ____________.

【题目】我们使用机器种植棉花。

【题目】It's my first time to take part in the English ______________. I'm really nervous.

【题目】班会上我们都参加了讨论。

【题目】There is no life _____________ water, therefore we should save every drop.

【题目】你把垃圾分类了吗？

【题目】为了能赶上早班车今天我起床很早。

【题目】Many students are ____________stress because their lives are not balanced and they care too many things.

【题目】Joe wanted to do voluntary work ____________the summer holidays, so he offered to help at a local hospital.