You that letter to James. However ，yo didn't（）.
更新时间:2024-10-30 11:18:25B
「句意」你本应该给詹姆斯写信，然而，你没写。
「难点」oughttohavewritten是虚拟语气，与本句句意相符。
_____ifIhadarrivedyesterdaywithoutlettingyouknowbeforehand.
ProfessorJohnsonissaid_____somesignificantadvanceinhisresearchinthepastyears.
Mymotherwasdeterminedtohelpthoseinneedandshewouldhavebeenimmenselyproudofwhathasbeenachievedtheselast20years.Theitalicizedpartinthesentenceexpresses_______.
Ofcourse，（）mostimmigrantsdidnotgetrichovernight，buttheofthemwereeventuallyabletoimproveupontheirformerstandardofliving.
Modern____perhapscausesmoreproblemsthanitsolves.