1．It's acknowledged that the traffic accident was largely________ the driver's carelessness.
A．because of B．due to
C．thanks to D．with a result of
答案 B [句意：大家承认这起交通事故主要由于司机粗心驾驶所致。]
2．The survey shows that a large number of teenagers are________ cigarettes nowadays.
A．devoted to B．related to
C．connected D．addicted to
答案 D [be addicted to“对……上瘾”。be devoted to“对……忠诚”；be related to/be connected to“与……有关”。]
