You can still eat some unhealthy food when we are on a diet.

判断题

You can still eat some unhealthy food when we are on a diet.

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单选题

How can you if you smoke so much every day?

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单选题

---You can borrow my bike______ you want.--- So nice of you, Frank.

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材料题

y can help your stomach break down food.Other bacteria arent so good.They can make you sick.Bacteria can cause sore throats（喉痛）and ear infections.How can you stop these tiny invaders from making you sick?Your skin is the first de-fense against germs.You can prevent some illnesses simply by washing,with soap and wa-ter.But germs can still enter the body through small cuts in the skin or through the mouth, eyes,and nose.Once germs are inside your body, your immune（免疫的）system tries to protect you.I

答案解析

材料题

y can help your stomach break down food.Other bacteria arent so good.They can make you sick.Bacteria can cause sore throats（喉痛）and ear infections.How can you stop these tiny invaders from making you sick?Your skin is the first de-fense against germs.You can prevent some illnesses simply by washing,with soap and wa-ter.But germs can still enter the body through small cuts in the skin or through the mouth, eyes,and nose.Once germs are inside your body, your immune（免疫的）system tries to protect you.I

答案解析