OnedaywhenTo的精选

问题详情：阅读下面短文，用括号内所给动词的适当形式填空。(必要时可加情态动词或助动词)    Oneday,whenTomgottotheoffice,aletter(1)_____(wait)forhim.Heopenedit.    “DearTom,”thelettersaid,“I(2)____...