1.My mother and I 【are making或made】(make) some tea. (这个句子主语是个并列短语,谓语动词要用复数) 2.An old man【visited或visites或is visiting】(visit) the doctor.(没有语境不好分析啊) 3.We always【 live】(live) in Shanghai.(像live、love、like、hate这类的词,很少用进行时) 4.Don't smoke.The room is(not smoked )(smoke)(被动语态)