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。