.If you have really been studying English for so long, it’s about time you _____ able to write letters in English.
A、shouldbeB
暂无解析
_____ if I had arrived yesterday without letting you know beforehand.
Josephwasverylucky()withhislife;healmostdidnotgetoutoftheroom.
You____thatlettertoJames.However,youdidn't.
青年女性李××,平素体健,三日前突受惊吓,先心悸易惊,作卧不宁,少寐多梦,舌苔薄白,脉弦治疗宜选
This missile is designed so that once _____ nothing can be done to retrieve it.