The plane hit speeds of around 98 mph.这句话里speed为什么用复数

The plane hit speeds of around 98 mph.这句话里speed为什么用复数 hit the plane hit the hit the hit the hit the hit the hit the 1、Dr.King died 10 minutes ago同义句转换Dr.King ------ ---- ----- ------10 minutes.2、Kate Smith was watching a movie when a plane hit the tower.划线部分提问 画线：a plane hit the tower-------- -------- Kate Smith -------- ------- mov 填空:the plane was hit （）（）number of birds.意思是许多鸟撞到了飞机上 hit the book.hit the spot hit the road jack hit the shelves是什么意思 get hit on the hit-the-mark是什么意思 hit the spot hit the road HIT THE DECK怎么样