Preblem
问题,难题,问题
🗣️ 情景例句
Did you find the sandwich I made for you?
你找到我为你做的三明治了吗？
How did you like it?
你喜欢那儿吗？
He did a lot of research and travelled around the USA looking for information about his ancestors.
他做了大量的研究，在美国跑了许多地方，了解有关祖先的情况。