Jack described his father,who___a brave boy many years ago,as a strong-willed man.A.would be B would have been C must be D must have been.我最想问的是,为什么C

Every Jack has his Every jack has his Jack described his father,who___a brave boy many years ago,as a strong-willed man.A.would be B would have been C must be D must have been.我最想问的是,为什么C Jack described his father,who___a brave boy many years ago,as a strong-willed man.A.would be B would have been C must be D must have been.我最想问的是,为什么C Police described him as a male in his early twenties. Every Jack shall have his Every Jack shall have his jack lived t____with his parents —what is Jack doing?—He is inviting his f—what is Jack doing?—He is inviting his friends ( )join in his birthday party.A.to B.不填 C.for His name is Jack London.Jack is his______ name? His first name is jack.对jack进行提问 jack has already finished his homework .否定句 jack-----------------hishomework ----------- 3.I( )have watched that movie—it`ll give me horrible dreams A.shouidn`t B.needn`t C.couldn`t D.mustn`t4.Jack described his father ,who()brave boy many years ago,as a strong-willed man.A.would be B.would have been C.must be D.must have been5.--Sorry Jack described his father,who _____a brave boy many years ago,as a strong-willed man.答案给的是must have been.答案是没错,的确合情合理说的过去.可是选项中还有must be 为什么不行?有人说must be是对现在的推测,可 一道单选must have been 和would have been的区别?Jack described his father, who _______a brave boy many years ago, as a strong–willed man A. would be B. would have been C. must be D. must have been 我不能理解为什么不能用would表示 His first name is jack （His first name is jack（ ） （ ）his first name? Jack works in a factory.The factory is f() from his house.全文在下……Jack works in a factory.The factory is f()from his house.So he gers uo very early and leaves home earlier than any otherw() in his factory.He usually f() his breakfast at 6:3 jack,with his father,______shopping every Sunday Jack looked at his father in s( )