He wants___better at Maths.A.to do B.be C.to be

He wants___better at Maths.A.to do B.be C.to be he works at sea When was he at He is at table at the table. look at he,he is tall. he played when he was at He looks at me ----(happy) He is good at scoring He is good at Chinese. he is a__good at sports he has his breakfast at He is good at dancingedsfsefserfwersedfsdrfwerwerwerewrwerewrwerwere Does he ( ) lunch at home he was up at once he is good at fishing. he is green at his Mr.Wang isn't at home.He is at w() he is at home?is 可以和at 连读吗