第 46 课: 跟随-5

He is counting the balloons. 他在数气球。

He is popping the balloons. 他正要把气球扎爆。

He is counting the boxes. 他在数盒子。

He is dragging a box. 他在拉盒子。

He is tightening his tie. 他正在收紧领带。

He is loosening his tie. 他正在放松领带。

They are building something out of blocks. 他们在搭积木。

They are not building anything. They are balancing something on their heads. 他们不在搭任何东西，他们把东西顶在头上。