Although SPanish， he attended the course.
A、hewasknowingheisknowinghavingaknowledgeofknowsC
「句意」虽然只懂一点西班牙语，但他还是参加了这个课程的学习。
「难点」know是静态动词，不能用于进行时;选knows从句中又缺少主语。knowledge作“知识”讲时是不可数名词，但作“了解”讲时，前面可加“a”，常用于词组haveraknowledgeof中，所以选C)。
“Whatcoursesareyougoingtodonextsemester”
“Idon’tknow.Butit’sabouttime_____onsomething.”
Thismissileisdesignedsothatonce_____nothingcanbedonetoretrieveit.
Itisnotuncommonforthere_____problemsofcommunicationbetweentheoldandtheyoung.
_____forthefactthatshebrokeherleg,shemighthavepassedtheexam.
Evenifhisletter（）tomorrow，it（）toolatetodoanything.
