Very few people understood this contract, ______ was very obscure.
A、thelanguageB
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。
Wehave______at30days’sightfortheamountoftheinvoice.
Shewas________beunabletospeak
Hermindhadbeen__________intosuchaconditionasshecouldnotverylikelyhaveimaginedpossibleafewmonthssince.
Weare______tohaveyourenquiryforSewingMachines.
WhichofthefollowingcountryisnotamemberofOECD?
