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。
TheNetherlandsistheonlycountryinEuropewhichpermitseuthanasia,________itisnottechnicallylegalthere.
He shook hands with the visitors ________ as to convey his apology.
______alittleearlier,Iwouldhavecaughtthetrain.
______ a little earlier, I would have caught the train.