水循环是在()和()作用下,以蒸发、降水和径流等方式周而复始进行的。
参考答案:太阳辐射;重力
单词拼写。
1.Tom’s family are taking a long v _______ in China.
2. I am going s_______ to Hong Kong for vacation.
3. Don’t w_______! You can do better next time.
4. November is the e_______ month of the year.
5. Look at the c_______. Can you tell me what day it is today?
6. My mother wants me to drink milk every morning. She says it’s good for my _______ (健康).
7. It is about nine _______(百) meters away from my home to school.
8. Tina and Tara are twins , but Tina is much _______ than Tara. (高)
9. I love nature. I’m going bike _______ (骑) in the countryside.
10. How to get to school _______ (取决于) on where you live.
葡萄酒的保质期是多久?