He__writing the letter last night.A.finish B.read C.finished D.finishing

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• He__writing the letter last night.A.finish B.read C.finished D.finishing
• He__writing the letter last night.A.finish B.read C.finished D.finishing
• He___so quickly that he could win the race.A.raHe___so quickly that he could win the race.A.ran B.is running C.has run D.will run答案是哪个为神马?
• there is not much time left for youto cover everything you'd better unimportant points.A leave offB leaveoutleave off有停下的意思 而 leave out 有遗漏忽略的意思 应该选哪个?他们有什么区别?