【题目】________ the heavy rain and flooding，lots of people have been forced to leave their homes. ( )
A.In spite of
B.Due to
C.Because
D.Since

【答案】B
【解析】A．In spite of尽管，不管，介词短语；B．Due to由于，介词短语；C．Because连词，因为；D．Since 介词，自从；句意：由于大雨和洪涝造成许多人被迫离开他们的家园。根据句意，故选B。