The oak tree was covered with yellow handkerchiefs -- 20 of them, 30 of them,maybe hundreds, a tree that stood like a banner of welcome ______in the wind.
A: billowed
B: is billowing
C: billowing
D: billows
                    A: billowed
B: is billowing
C: billowing
D: billows
举一反三
- There was no wind and the oak tree behind the house was standing __ still.
 - The oak tree had lots of yellow handkerchiefs on it because Vingo’s wife __________. A: wanted him to stay on the bus and keep going B: wanted to show him how glad she was to have him home
 - There was no wind and the oak tree behind the house was standing still. A: mostly B: practically C: absolutely D: awful
 - There was no wind and the oak tree behind the house was standing ______ still. A: absolutely B: nearly C: seldom D: namely
 - That night she went and sat alone upon a bench that stood beneath an oak 's tree at the edge of the walk.()
 
