孩子们用力把石头扔进湖里。

The kids ___hurled stones into the lake with all their might.

那个推销员在商场里使劲地向每位顾客兜售新产品。

The salesman was ___hawking the new product to every customer in the mall.

看到那个陡坡，他信心十足地决定一跃而下。

Spotting the steep slope, he decided to ___huck it with full confidence.