题目

若用我们数学课本上采用的科学计算器计算sin3618＇，按键顺序正确的是（ ）A．B．C．D． 答案：【答案】D【解析】根据计算器按键顺序计算即可．解：根据计算器的按键顺序可知，正确的按键顺序为D选项，故选：D．根据所给短文的内容或用所给的单词的正确形式填空，空格内词数不限。The giant panda __1.__(love) by people throughout the world. Chinese scientists _2.__(recent) had a chance to study a wild female panda with a newborn baby.She was a very __3.__(care) mother. For 25 days, she never left her baby, not even to find something _4._(eat)！She would not let any other pandas come near. She licked the baby constantly to keep it clean. Any smell might attract natural __5._(enemy) that would try to eat the little panda.The mother held the baby in her front paws much the way a human does. __ 6.__ it cried, she rocked it back and forth and gave it little comforting pats. The mother continued to care for the young panda __7.__ more than two years. By that time，the panda no longer needed _8.__(it) mother for food. However, it stayed with her and learned about the ways of the forest. Then, after two and a half years, the mother __9._(drive) the young panda away. It was time for her to have a new baby, __10.__it was also time for the young panda to be independent.