Pronunciation Challenge What Would Happen If You Never Brushed Your Teeth?

Host : Judy Huang
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How many times do you brush your teeth a day?

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Today's Sentence

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Mouths are dirty, dark, moist places, full of breeding bacteria. In fact, one mouth can contain more bacteria than there are people on Earth!

Key Vocabulary

1. moist

moist

[mɔɪst] (adj.)

humid

[ˈhjuːmɪd] (adj.)

damp

[dæmp] (adj.)

2. breed

breed

[briːd] (v.)

cultivate

[ˈkʌltɪveɪt] (v.)

3. bacteria

bacteria

[bækˈtɪərɪə] (n.)

virus

[ˈvaɪərəs] (n.)

infect

[ɪnˈfekt] (v.)