When food and germs collect in a small crack, our teeth ________ A. become hard

Question

When food and germs collect in a small crack, our teeth ________  A. become hard  B. send poison into the blood C. begin to decay  D. make us feel quite ill

VietJack · Accepted Answer

Chọn C Dẫn chứng “The decay begins in a little crack in the enamel covering of the tooth.”

When food and germs collect in a small crack, our teeth ________

Nhà sách VIETJACK:

When we to the airport, I realized that I my passport at home.

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=> Lawrence last ________________________.

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=> ____________________________.

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When food and germs collect in a small crack, our teeth ________

Nhà sách VIETJACK:

When we ____ to the airport, I realized that I ____ my passport at home.

Lawrence hasn't seen his sister since she left for Japan. => Lawrence last ________________________.

She started working as a secretary five years ago. => ____________________________.

English is a ______ easy language for the Swedes to learn (COMPARE).

I'm certainly not going to give you anymore money. => I have no _____________.

I have seen lots of interesting places when I went on holiday last summer.

“You stole the jewels” the inspector said to him. => The inspector accused __________________.