One girl was chewing gum.

一个女孩在嚼口香糖。

He is always chewing gum.

他总是在嚼口香糖。

She was admonished for chewing gum in class.

她在课堂上嚼口香糖，受到了告诫。

A new report suggests that chewing gum may be a health hazard.

一份新的报告指出，嚼口香糖可能给健康带来危害。

Suppose you know that there is a type of chewing gum that will give you bad breath.

假设你知道有一种口香糖会让你有不好闻的口气。