Ellen was a painter of birds and of nature，________，for some reason，had withdrawn from all human society.(2012·浙江，17)

The advice my father gave me is “work hard and you’ll”. [ ]

____________________ is that quilt —It’s red.

These boxes are too heavy for me to carry— Here, I’ll give you a hand ________ them

I think you are at the end of your ________ this time and need to turn to Pro. Smith for advice.