求教几个英语的问题,.1、There is a big dog _______to a fenceoutside the

2.There is a big dog _______to a fence outside the house.为什么 2.There is a big dog _______to a fence outside the house. There is a big dog _____to a fence outside the house.为什么不选C? There is a big dog _____ to a fence outside the house. 5.There is a littli dog in the big car.6.The young man in bl 求教英语题目：1:The room is big enough for us_____ A:to live B: liv this is a big dog的意思 5.little a dog there in is the big car 6.young in blue man t there's a big dog in front of the 什么the table there is a dog There is a dog near the dor There is a dog () the box