. Look! There is a whole crowd of people over there. Go and see what_____ and if it is a bargain, buy it. A is selling B is being sold C has been selling D has been sold
The _____ of his clothes indicated too clearly that he had been playing football.
. When the entire class worked together they finished the project _____.
Paper making began in China and from there it _____ to North Africa and Europe.
Children who are over-protected by their parents may become _____.
It would be _____ a risk to let the child go to school by himself.