... two on December 21st of the this year tomorrow afternoon.今天是我的生日。Today is my birthday. 或: My birthday is today.我家有一只可爱的小花猫。I have a lovely little colourful cat at home.
About ________ of the surface of the earth is covered by water.A. two-thirdB. three quarterC. seventy percentD. one half答案 D 为什么不行?a half与one half 有何区别?谢谢!