欧文过去常常在拼写"发音"这个单词时出错.
Owen make the mistakes in spelling the word"pronunciation".
It t us 90 minutes from Tongren to Guiyang by high speed train.
My uncle is a c ,he woks in a restaurant.
You will not succeed (除非) you work hard.
The old man lives (独自地), but he doesn't feel lonely.
It's our duty to (保护) the environment.