A:泥淖(nào)衣(yī)锦还乡叨陪 (dāo)桨棹(zhào)
B:鞭笞(chī)气喘吁吁(xū)黝黑(yōu)埋怨(mán)
C:祈祷(qí)喁喁私语(yú)通缉(jī)连累(lěi)
D:盘桓(huán)翘首以待(qiào)窈窕 (yǎo)挟制(xié)
一质点做匀加速直线运动,在第1个4s和第2个4s内发生的位移分别为24m和64m,则质点在第1个4s末的速度大小为____ m/s,加速度大小为____ m/s2.
There will be many changes in our life in the future. We will____ flying cars to work. We will travel to ____ . Maybe we will ____ live in space. Students won't ____ schoolbags to go to school any more. They will learn on ____ at home. And there will be robots in our home. The robots will help us do all the housework. Life will be great at that time.
漫画《撑不住了》说明了( )
①人口老龄化问题严重 ②人口数量少问题突出 ③计划生育基本国策过时了 ④国家须完善社会保障体系
- It's reported that the Oriental Star Cruises (“东方之星”号游船)sank June 1st, 2015.
- I'm sorry to hear that.