my name is tom.i’m a boy.i’m ten years old.look！把下列大寫字母的小寫形式，3.a:where is my book?b:it’s under the desk.4.a:how do you feel?b: i’m very cold.5.a: what are they doing?b:they are playing.6.a:may i have two books?b:thanks.(10分)pl__y d__sk h__nd t_ _cher b__y