Very few people understood this contract, ______ was very obscure.
B
thelanguageofwhich引导非限定性定语从句，并在定语从句中做主语。句意为：没有几个人懂这份合同，合同的用词含糊不清。
TheFrenchmaintaina________separationofpersonalandprofessionallife.
除哪项外，下列皆可为血瘀的病因
Asforfamilyeducation,parentsareencouragedtorelyon________ratherthanpunishment.
Youcansterilizeaneedlebyholdingitina___________.
We are all concerned _______ her safety.
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