I can cook the meals.（對(duì)）
.Sarah can cook the meals（對(duì)）
She can cooks the meals(錯(cuò)）
She cooks the meals.對(duì)
Sarah cooks the meals.對(duì)
注意,主語(yǔ)是三人稱單數(shù),句子是一般現(xiàn)在時(shí),謂語(yǔ)才是三人稱單數(shù)
過(guò)去時(shí)：I /She/ He/Sarah cooked the meals.沒(méi)有區(qū)別
將來(lái)時(shí)：I /She/ He/Sarah will cook the meals 也沒(méi)有區(qū)別
并且情態(tài)動(dòng)詞;must can shall should would may might could 后面都加動(dòng)詞原形小學(xué)五，六年級(jí)還沒(méi)有學(xué)過(guò)去時(shí)，將來(lái)時(shí) 并且情態(tài)動(dòng)詞吧 暈 我都弄不懂哦，不好意思，不曉得你是小學(xué)五六年級(jí)的。那你記住是一般現(xiàn)在時(shí)，三人稱單數(shù)，謂語(yǔ)就是用三單can就是個(gè)情態(tài)動(dòng)詞I/you/they /boys cookthe mealsShe/He/LIly/Mom /Sarah(三人稱單數(shù)） cooksthe meals