题目

“提出一个问题往往比解决一个问题更重要”，能够提出有研究价值的问题，并作出符合科学事实的假设，是科学探究成功的前提，下列不属于科学问题的是 A．黄粉虫喜欢生活在什么样的环境中?  B．种子的萌发需要哪些外界条件? C．光照是植物进行光合作用的条件吗?  D．哪个品种的苹果最好吃? 答案：D在下列各句的空格内填上一个适当的单词,该词的首字母已给出。小题1: Yesterday we didn’t go swimming but went boating i____________.小题2: Bad luck! The girl fell off the bike and hurt h          .小题3: The boy felt s         in class this morning ,because he stayed up late last night 小题4: If you have got any problems, you can talk to him because he is a good l________.      小题5: He r         to give me a hand when I was in trouble. I was really angry with him.