They are thinking about how they can tall her the truth.同义句 They are think
问题描述:
They are thinking about how they can tall her the truth.同义句 They are think
1.They are thinking about how they can tall her the truth.同义句
They are thinking about【 】【 】【 】the truth.
2.敲鼓时,洒在鼓面撒谎能够的纸屑会跳动,将发生的音叉接触水面,能溅起水花,扬声器发生时纸盆会震动,根据上述现象可归纳出的结论是【 】.
3.人游泳时,会引起水的 【 】而发生,与会吓跑,这主要是因为【 】能传播声音.
4.同学能听到老师讲课的声音是靠【 】这种介质会传播,即使门窗都是紧闭的我们也能听到隔壁班级的声音,是因为声音在【 】中也能传播.
答
2.敲鼓时,洒在鼓面撒谎能够的纸屑会跳动,将发生的音叉接触水面,能溅起水花,扬声器发生时纸盆会震动,根据上述现象可归纳出的结论是【 发声的物体一定在振动 】.
3.人游泳时,会引起水的 【 振动 】而发生,鱼会吓跑,这主要是因为【 水 】能传播声音.
4.同学能听到老师讲课的声音是靠【 空气 】这种介质会传播,即使门窗都是紧闭的我们也能听到隔壁班级的声音,是因为声音在【 固体 】中也能传播.