Two-thirds of his property_____lost in the fire.
A、wasA
以分数限定的名词做主语时，谓语的单复数应同该名词保持一致，而不管分数是单数还是复数。此句中property(财产)是单数不可数名词，故用单数形式的动词。
Those people_____a general understanding of the present situation.
I ‘ve been telling you_____not to do that ，but you neve listened to me.That ’s why you gotinto trouble.
The girl who found the ring received a generous_____of five pounds.
Icanspeak_____German.
Mywalletisnowheretobefound.I_____itwhenIwasonthebus.
