My boss has failed me so many times that I no longer place any （） on what he promises.

单项选择题A strike in the mining industry is （） to bring a shortage of coal in the near future.

A．causing
B．threatening
C．resulting
D．proposing

单项选择题Our corporation's obligation under this （） is limited to repair or replacement.

A．warranty
B．license
C．market
D．necessity