4年级 知识报 2011/23总1620期 答案

华文
1. B        2. C        3. C        4. B        5. B        6. C        7. C        8. A        9. D    

华文试卷（二）
1. 果园      2. 细心      3. 跳动        4. 枝头       5. 立刻


道德
(A) 下棋，阅读，种花，大扫除，打羽毛球，上美术班
(B) 1. X        2. √        3. X        4.√        5. X       6. √        7. √        8. X     


科学
(A) 1. A       2. C        3. B    
(B) 1. (a) R材料完全不能让光线。/ Material R does not allow light to pass though.
          (b)完全看不见字卡上的文字。/ The words on the cardboard cannot be seen.
          (c) P材料是透明的，Q材料是半透明的而R材料是不透明的。/Material P is transparent, material Q is translucent and material R is opaque.


数学
(A) 1. B        2. B        3. C        4. B       5. D        6. A     
(B) 1. 15.5 cm    2. 571m50cm        3. 58.3       4. 6.9m      5. 109cm 


地方研究
1. 阴天和雨天、星期一        2. 星期二        3. a, b, d

Textbook-based Exercises
(A) 1.Yesterday was Deepavali. Ravi and his family went to the temple. They met many friends there and wished them a 'Happy Deepavali' after the prayers.
      2. After that, they went home for breakfast. They enjoyed some thosai and coconut chutney.Then, Ravi and his sisters helped their mother clear the dining table.
      3. Then, some of Ravi's relatives camr for a visit. Ravi's sister offered the guests muruku, sweets and cakes while Ravi served them drinks.     

Latihan Berdasarkan buku-teks
1. D        2. C        3. C        4. D        5. B        6. D