writing my a letter brother brother is( . )连词成句?

writing my a letter brother brother is( . )连词成句? writing ,my,a,letter,brother,is (.) 连词成句 writing my a letter brother is is brother a my of picture here连词成句 my,young,is,a,brother,doctor,Tom(.)(连词成句) a piayer my football is brother怎样连词成句 is,brother,he,my连词成句 My brother is writing a letter to his friend now (用tonight) cher writing is a yes letter连词成句 连词成句 ：this ,brother ,is ,Tony ,my is brother's that my baseball 连词成句 younger,she,than,brother,is,my怎么连词成句