---______ do you send an e-mail to your cousin?--- Sometimes.

– Who ran most__________ at the sports meeting in your class? -- Li Ming did. He won the first place.

Sandy does not have much time to play tennis. She _____ plays tennis.

Please don’t drop litter _______, you should throw it into the dustbin _______.

、This question is ______ easy, all the students can answer the question.