Definition: a sweet substance that you chew but do not swallow Level: B2
他在商店买了一包口香糖。
He bought a pack of ___gum at the store.
午饭后，她递给了我一块口香糖。
She offered me a piece of ___gum after lunch.
嚼口香糖能帮助我在学习时集中注意力。
Chewing ___gum helps me concentrate while studying.
