成为商品必须具备的条件有 ①劳动产品 ②自然物 ③自己生产自己享用 ④用于交换
The building ______ fire suddenly yesterday afternoon.
—Mr. Smith is no longer the man who he used to be. —So he is. Success and wealth have ______ his character.
We are happy that the tree yields a (n) ______ of fruit.
He had a habit of making humorous ______.
Many houses were destroyed in the hurricane which struck the area last week. ______ ,the victims had to live in the temporary shelters offered by the Red Cross.