If you really want yourself to be in good health, you must ___ always ___ so much.
The police an organization which protects the public from harm .
Don't worry.We can the liar by the way he or she acts..
——It's too hot today.Will it rain tomorrow?——I would rather it tomorrow.
To be honest,the scientist to unknown to me.
——I'm sorry to have broken your pen.I didn't mean it. —— .I've got a new one.