They seemed ______ each other for a long time.

---I’d like to buy a new computer.
---Well, we have several models __________.

　　　　　 　how to do the homework, I went to ask my teacher for help.

You’d better leave the windows _________ and the door ___________.

Tick bites（蜱虫叮咬）are reported _______ in 12 provinces and claimed 31 lives since 2007.

Fred seems very clear. His ideas led to _________ a pay raise.

Scientists have created the world’s smallest "snowman",_____ about a fifth of the width of a human hair．

We should do as much as we can ________our country better and more beautiful.

India is a          country.

Usually the teachers will be busy ________ the test papers after an examination.