____________ people went to the concert which was held in People’s Square the night of May Day. 

There are four ______ students in my school. 

Some scientists think that it may take ______years to make robots look like people,  and do the same things as us.

Although I failed four times, my father encouraged me to have a ______try.

— Has Donnie finished reading the novel? — Not yet. There ________ still ________ of it left.