题干

-- Hello, Betty! What are you doing now?

-- I _______ on the Great Wall of China. I'll send them to you later.

A:will take pictures

B:am taking pictures

C:was taking pictures

D:take pictures

上一题 下一题 0.0难度 选择题 更新时间:2018-02-15 12:21:49

答案(点此获取答案解析)

B