—Do you know our town ?--No this is the first time I here .A. comeB. am comingC. cameD

问题补充：

—Do you know our town ?

----No ,this is the first time I here .

A. come

B. am coming

C. came

D. have come

答案：

A. come

B. am coming

C. came

(答案→)D. have come

解析：考查时态：句意：--你知道我们镇吗？--不，这是我第一次到那里。句型：this is the first time+从句，从句的谓语是现在完成时，如果前面是This was the first time+从句，从句的谓语就是过去完成时，选D。