—Jackfelloffthebikeyesterday，butheisallrightnow.—Whatal...
问题详情：—Jackfelloffthebikeyesterday，butheisallrightnow.—Whataluckydog！He________himselfbadly.A．shouldinjure B．mightinjureC．shouldhaveinjured ...
---Jackfellofftheladderyesterday,butheisallrightnow.---...
问题详情：---Jackfellofftheladderyesterday,butheisallrightnow.---Whataluckydog!He_______himselfbadly.A．couldinjure B．musthaveinjuredC．shouldinjure D．mightha...
-Jackfellofftheladderyesterday,butheisallrightnow．-What...
问题详情：-Jackfellofftheladderyesterday,butheisallrightnow．-Whataluckydog!He_________himselfbadly．A．shouldinjure B．couldhaveinjured C．shouldhaveinjured...