1.Many games are o____ on the computer .Many people like to play them.
2.Here are five rules to live____,if you're a kid who wants to be healthy.
A.in B.on C.by D.with
3.Are there any enjoyable ______at your school.
A.diary B.diaries C.activity D.activities
4.Jack,can you answer the question_________?
No,i can't
A.for B.in C.below D.on
最好有翻译哦,