on ,writing ,friend ,he's ,the computer ,his ,to ,a letter ,
on ,writing ,friend ,he's ,the computer ,his ,to ,a letter ,
He weites a letter to his friend on the computer(改为现在进行时)
He’s writing a letter to his friend. (变为同义句)
He is writing a letter to his mother on the paper对to his mot
look he is (writing) a letter to his
MIke is writing a letter to his friend when his mother _____
He wants to ( ) a letter to his friend.
Last night he wrote a ( ) letter to his friend.
he wrote a letter to his friend改为否定句
he is busy ______(write) a letter to his friend.
WangBing is writing an e-mail to his friend in the computer
My brother is writing a letter to his friend now (用tonight)