问题
选择题
-- ________ can you finish this English examination?
-- In about one and a half hours.
A．How far
B．How often
C．How soon
D．How long
答案
答案：C
How far多远;How often多久一次;How soon多久; How long多长.根据下文,在大约一个半小时后.可知上文对将来时间进行提问,故选C,多久你能完成这次英语考试?