The Netherlands is the only country in Europe which permits euthanasia, ________ it is not technically legal there.
C
本句的意思是“虽然荷兰是欧洲唯一允许安乐死的国家，但是安乐死在荷兰严格说来并不合法”，所以应该填although。
Thehousewasquietinthenight,________theoccasionalcoughingfrommythroat.
Thegirlwasluckyenoughto_______thebadmenandranaway.
Thisis________goodreadinghabitsarenotonlyanimportantstudyskillforthestudent,butalsoanimportantlifeskillforanyone.
Motivationandpersonalitymay________thevaryingdegreesofsuccessinone’scareer.