drop的过去式怎么写

　　例句

　　1.Temperatures can drop to freezing at night

　　夜间温度可能会降到零度以下。

　　2.I dropped my glasses and broke them.

　　我不小心把眼镜掉下来摔碎了。

　　3.He felt hot tears dropping onto his fingers

　　他感觉到热泪掉到他的`手指上。

　　4.Drop the noodles into the water

　　将面条下到水里。

　　5.Nancy dropped into a nearby chair

　　南希疲惫地瘫坐到近处的椅子上。