请帮忙做三道填空题1.In my (estimate)_____ a lot of boys are facing th
请帮忙做三道填空题
1.In my (estimate)_____ a lot of boys are facing the same trouble.
2.We all congratulate him on the (develop)_____ of his shop into a big business.
3.Much of my time (spend)____ studying English.
1)是estimating还是estimatment?为什么?
2)是developing还是development?为什么?
3)是is spent,是has been spent,还是is being spent?