-- Do you know our town at all?----No this the first time I here.A. was; has comeB.

问题补充：

---- Do you know our town at all?

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

A. was; has come

B. is; come

C. is; had come

D. is; have come

答案：

A. was; has come

B. is; come

C. is; had come

(答案→)D. is; have come

解析：考查时态.句意:你知道我们的城镇吗?——不，这是我第一次到这儿。可知前文为一般现在时态，下文描述的是已经发生的动作，用完成时态，故选D。