David is my friend.变为否定句.That's a baseball.就画线部分提问第二题的画线部分是a baseball.

Tom,t____ is my friend,David My friend David is going to singsing this afternoon.改错 My friend David is going to singing this afternoon改错 friend,He is my ,David,good.整理成一句话 this is my my friend(变复数) She is my friend.变复数句 Cindy is my new friend变同义词 1.( )is my hat?It is on the bed.2.( It is purpie.3.Mom,this is my friend,David.( ) she is my new friend.变一般疑问句 Sam is my friend.(变为复数形式)怎么变 My friend‘s bag is red.变一般疑问句 改错.This's my friend David.A:This's B:my C:friend D:David ( )__________ 前面还有几个句子My name is David.I have a good friend.His前面还有几个句子My name is David.I have a good friend.His name is Peter.We come. This is my friend的复数句是什么?my是否变？ She is my friend.（变复数形式） ______ my ________. Tom is my friend. My best friend is( ) My Best Friend Is