—When did you uncle arrive China? — He got to Guangzhou _______ the morning of April 16th.A. at; in B. in; in C. in; on
He is sitting _______ the room that is _________ the old tree.
The doctor told me to take this medicine ____.
The little girl made money ___ selling flowers.
Our Chinese like eating moon cake ____ Mid-autumn Day.
Would you mind not picking up the flowers in the garden? They are ____ everyone’s enjoyment