➋If+主語+動詞,主語+will+原形動詞＝命令文,and+主語+will+原形動詞 / If+主語+否定文,主語+will+原形動詞＝命令文,or+主語+will+原形動詞
➌最上級＝than any other+単数名詞（ほかのどの～より）
(1)English is interesting to me.
＝I am interested（ ）English.
(2)Shall we play baseball?
＝（ ）play baseball.
(3)If you hurry up, you will catch the train.
＝Hurry up,（ ）you will catch the train.
(4)Mari is the fastest swimmer in his class.
＝Mari swims faster than （ ）other student in his class.
(5)This book is too difficult for us to understand.
＝This book is so difficult that we（ ）understand it.
(6)I have never heard such a bad word.
＝This is ( ) ( ) word that I have ever heard.
(7)After reading a newspaper, Tom has breakfast.
＝Tom ( ) a newspaper ( ) breakfast.
(8)My brother didn’t understand anything about it.
＝My brother ( ) ( ) about it.
(9)I don’t know his name.
＝I don’t know who ( ) ( ).
(10)Can you tell me how many students this school has?
＝Can you tell me the ( ) of students in this school?
(11) My brother plays baseball.
＝My brother is a good ( ) ( ).
(12)This book is easier than that book.
＝That book is ( )( ) than this book.
(13)She wrote the letter.
＝The letter ( ) ( ) by her.
(14)I was so tired that I couldn’t study last night.
＝ I was（ ）tired（ ）study last night.
(15)My father can’t use the computer.
＝ My father doesn’t know ( ) ( ) use the computer.
(6)the , worst
(7)reads , before
(8)understood , nothing
(9)he , is
(11)baseball , player
(12)more , difficult
(13)was , written
(14)too , to
(15)how , to