I can sing well否定句和一般疑问句

改为一般疑问句 I can sing well 改为同意句 My sister often helps me learn he can paint she can sing I can dance改否定句,疑问句,再肯定回答和否定回答 SHE CAN SING WELL. [变否定句】 一.Linda can play ping-pong well.（改为一般疑问句和否定句) I can play the piano和She can dance改为否定句一般疑问句回答 I can sing many English songs（变为一般疑问句,并作否定回答） .Linda can sing and dance very well.(改为一般疑问句) Wendy can sing very well.(改成一般疑问句)怎么写 she can sing well（改为一般疑问句） I can (swim) .否定句、一般疑问句、提问 his teacher can do it,怎么做否定句和一般疑问句【并回答】?Mr wang does well同上 I can do Chinese kung fu 改为否定句和一般疑问句并作回答