观众们目瞪口呆地看着魔术师突然变出一只鸽子。

The audience watched ___openmouthed as the magician suddenly produced a dove.

孩子们张大嘴巴，惊讶地看着魔术师变出兔子。

The children stood ___openmouthed as the magician pulled a rabbit out of the hat.