____ we went those days when we were in the countryside, we were warmly welcomed.
The flowers sweet in the botanic garden attract the visitors to the beauty of nature.
It was 80 years before Christopher Columbus crossed the Atlantic _____ Zheng He had sailed to East Africa.
Whenever he was asked why he was late for class, he would answer carelessly, always the same thing.
The old clock needs every day, otherwise it will stop working.
—I feel so nervous about the coming college entrance examination. —________. You have been studying very hard.