This kind of material can be used to _____plastics.
---The traffic was so heavy, you know. ---Does that ________the serious accident?
Washington, a state in the United States, was named ______ one of the greatest American presidents.
She promised to be here at 8:00, but she never ______.
The fishing village where they went on a journey lies in is now part of Hainan province.
---Did you sleep well here? ---_________. I was tired after the day’s work and was soon dead to the world.