他正在把饼干蘸到牛奶里。

He is ___dipping the cookie into the milk.

她在行屈膝礼时稍稍蹲了一下。

She gave a little ___dipping motion when she curtsied.

最近几天气温一直在小幅下降。

The temperature has been ___dipping slightly in the past few days.

她喜欢用面包蘸汤吃。

She enjoys ___dipping bread into the soup.