It is said that________is good for our teeth.

It is said that________is good for our teeth.
[ ]
A. chew gum
B. chewing gum
C. buying gum
D. eating gum
CCHAO 1年前 已收到1个回答 举报

jaky198411 幼苗

共回答了26个问题采纳率:88.5% 举报

B

1年前

10
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