问题补充：
—? —It’s half past six in the morning.
A. What time is it
B. What colour is it
C. Whose book is it
D. How old is the dog
答案：
(答案→)A. What time is it
B. What colour is it
C. Whose book is it
D. How old is the dog
解析：句意:-现在几点了？-现在是早上6点半。根据这个对话中的答语可知，它说的是现在的时刻，故这个问题问的应是：现在几点了？故选A。B选项What colour is it? 意为：它是什么颜色？C选项Whose book is it? 意为：这是谁的书？D选项How old is the dog? 意为：这只狗几岁了？
