1.It's dangerous to play_with___(with,of,in)snakes.
2.There is a river__between__(between,in,in the middle)Niu lang(牛郎)and Zhinv(织女) 
3.Thank you_for___(to for of)your present.
4.The tiger belongs__to__(to in from)the cat family.
5.It's time__to__(to,for,up)go to school.
6.There is a car__in__(on,at,in)the middle of the play ground.
7.Don't be late Come to school__on__(in,at,on)time next time.
8.Can you__from__one__to__a thousand?(from;to ,form;in ,in ;of) 
9.What's time_by___you watch?(by,with,in) 
10.What's wrong__with__(on,with,at)your bike?
11.Where shall we meet?__At__the gate__of__the school(At;to ,At;of ,In of) 
12.What would you like?what__about__a cup of tea?(to,of,about)
第八题是不是少了什么词啊?
