她踮起脚尖去够最上面的架子。

She stood on her ___toes to reach the top shelf.

她优雅地踮起了脚尖。

She gracefully rose onto her ___toes.

她在沙滩上走的时候，沙子钻进了脚趾缝里。

Sand got between her ___toes as she walked on the beach.