We need to buy some new furniture.
我們需要買(mǎi)一些新家具。
They've bought themselves a new car.
他們給自己買(mǎi)了一輛新車(chē)。
I went to buy a paper at the corner dairy.
我到街角的.小店去買(mǎi)了份報(bào)紙。
You'll have to choose whether to buy it or not.
買(mǎi)還是不買(mǎi)，你得作出選擇。
Could you watch my bags for me while I buy a paper?
我去買(mǎi)份報(bào)紙，你能替我照看一下我的包嗎？