Study the example sentences, then write sentences equivalent to the English sentences given. Write all of them in Hiragana (and Katakana where appropriate). Please end the sentences with「。」 (Japanese period).

(e.g.,)
There are 3 cats.:   　ねこがさんびきいます。　

There are two apples here.:   　ここにりんごがふたつあります。　

I ate one apple.:   　りんごをひとつたべました。　

I bought one pen and one book.   　わたしはペンをいっぽんとほんをいっさつかいました。　　

1.   There is one student.     

2.   There are three students here.    

3.   I bought 5 erasers.:  わたしは

4.   I bought 2 notebooks and 3 ballpoint pens.:  わたしは

5.   There are three teachers and 20 students.     

6.   There are 2 books in the box (inside of the box).     はこの中に

7.   I ate two apples.:   わたしは

8.   I drank two cups of coffee today.:   今日、わたしは

9.   How many students are there?