_____did the space flight last? —Twenty-one hours.[ ]

Han Han is a popular writer. His new book will ______ this September.

Is Jack still asleep in class?—I think he _______ be criticized if he goes on with it.

Thanks to our school program The same song , we ___________ about ten songs by the end of last month.

Whose badminton racket is this? It looks nice. How much is it _______? —Sorry, I don’t know.