问题 选择题

轮胎气压过低时,高速行驶可能导致什么结果?

A、气压不稳
B、气压增高
C、行驶阻力减小
D、爆胎

答案

参考答案:D

解析:轮胎气压过低,在车子行驶过程中,会让轮胎不正常工作,若是高速行驶的话,产生摩擦之后就很容易发生爆胎了。

阅读理解与欣赏
拓展阅读。
                                                斗笠
                                  孩子,戴上这顶斗笠吧,        
                                  你便把故乡戴在头顶。    
                                  走到哪里,你都是故乡的一朵蘑菇,    
                                  娘在梦里也能看见你不斜的身影。    

                                  孩子,戴上这顶斗笠吧,    
                                  斗笠里有我编进的鸟鸣。
                                  走到哪里,你都能听到来自故乡的声音, 
                                  静静的夜晚,鸟鸣会滑进你的梦境。 

                                  孩子,戴上这顶斗笠吧, 
                                  让这片故乡的热土靠近你的心胸。 
                                  走到哪里,你都能采到来自故乡的温暖, 
                                  即使寒流侵袭的冬夜,你也会感到春意融融。 

                                  孩子,戴上这顶斗笠吧, 
                                  让这朵故乡的花儿伴你在闹市穿行。 
                                  走到哪里,你都能闻到故乡的芬芳,
                                  让这泥土的芳香拍打城里的每扇窗棂。 

                                  孩子,戴上这顶斗笠吧, 
                                  你便把一轮月亮戴在头顶。 
                                  孩子,它可是娘心尖的一点亮呀, 
                                  让它亮在你的头顶,成为一盏不息的灯。
1.为什么说“戴上这顶斗笠吧,你便把故乡戴在头顶”?
                                                                                                                                                 
2.你怎样理解“让它亮在你的头顶,成为一盏不息的灯”。
                                                                                                                                                 
3.这首诗歌表达一位母亲对即将离家的孩子的                      
4.读完这首诗歌,你会想起哪首诗或哪首歌?写下几句。
                                                                                                                                                 
                                                                                                                                                 
5.你来试着补写一小节诗句吧!
     孩子,戴上这顶斗笠吧,
                                                                                                                                                 
     走在哪里,你都                                                                                                                    
                                                                                                                                                 
单项选择题