题目内容：

Gestures and facial expressions are both important aids to making your speech?
to 后面加的doing 是aid to 这个词组 还是be important to doing?

优质解答

打手势和多表情变化可以让讲演更生动.
你这个理解不对.可以还原一下
Gestures and facial expressions are both important.They act as aids to your speech.
这里没有特定的词组.

追答：

对.这里import aids连用，你可以忽略Important。