2019年mba考试英语模拟题——连词673

{01}______ there is a snowstorm or other bad weather ,the bus always comes on time. A.Because B.if C.When D.Unless 解析：      题意：除非有暴风雪或者其他恶劣天气，那辆公共汽车总是按时到达。unless =" if" not “如果不，除非”。
本题选D。
{02}25．He left for lunch________ the clock_________ twelve． A.while; hit B.immediately; struck C.right away; beat D.at once; knocked 解析：immediately在此用作从属连词，引导时间状语，相当于as soon as。Hit强调“击中”；beat指连续的打击、敲击；strike表示“敲打、撞击”；knock为“敲击”是不及物动词。
本题选B。