问题
选择题
_____ the website of the Fire Department in your city, and you will learn a lot about firefighting.
A．Having searched
B．To search
C．Searching
D．Search
答案
答案：D
考查固定结构。祈使句+连词+陈述句=if条件句，主句；本句="If" you search the website of the Fire Department in your city, you will learn a lot about firefighting..