jack began to learn paintingwhen he was seven 改为现在完成进行时

jack began to learn paintingwhen he was seven 改为现在完成进行时 改为现在完成时：Jack began to learn painting when he was seven. mary began to learn the english language 和mary began to learn english 都可以把? I began to learn English three years ago.是什么时态 I began to learn English language three years before.改错? His father began to learn English in his forties We began to learn English two years ago.(Tom says) She began to learn to sing .(同义句改写)She () () learn to sing. we began to learn english three years ago 同义句____ ____ _____ ____ since we began to learn english. She began to learn ballet at six (改同义句） She began to learn ballet （）（）（）six. When Kari was over fifty,he began to learn Russian.When Kari was________ his ________,he began to learn Russian We began to learn English in 2000.to learn English的句子成分是什么? jack learn to about wants signs more连词成句 We began to learn English three years ago.We began to learn English three years ago.（改为同义句） we （）（）English（）three. 4.At the age of four,the boy began to learn drawing.(改为状语从句)________ he ________ four,the boy began to learn drawing. He began to learn English when he was four years old(同义句) He began to learn English _________要真确的，不给不要回 At the age of four,she began to learn dancing.(改成复合句She began to learn dancing ______ _______ _______ ______ . my uncle began to learn horse horse riding at the age of four的同义句 my uncle began to learn riding --- he ----