Fill in. (can, could,may,should,must) 1) -… I speak to Miss Atkins, please? — I am sorry, she is not in at the moment. -… I phone back later?…

Fill in. (can, could,may,should,must) 1) -… I speak to Miss Atkins, please? — I am sorry, she is not in at the moment. -… I phone back later? 2) … I have ahot dog, please? 3) You … put your letter into a letter box. 4) Stop! You… not go there.