就括号部分提问he (was picking cotton) last time i saw him.
问题描述:
就括号部分提问he (was picking cotton) last time i saw him.
答
what did he doing at last time when you saw him?
答
What was he doing when I saw him last time?
答
What was he doing last time you saw him?
答
What was he doing last time I saw him ?