天——____      北——____      远——____

小——____      多——____      来——____

制作豆豉需用到下列哪一种微生物？（　　）

阅读短文，从A、B、C、D四个选项中，选出可以填入空白处的正确答案。
    Look at this picture. It is 1 nice classroom. In the picture, you can see a teacher's 2 on his desk. It's a Chinese book. Eight desks and eight chairs in the room. You can see a girl and 3 boys.
    The girl's 4 is Julia. She is eleven. The boy 5 a black hat is Tom. The other boy is Tony. They 6 the same coats and they are the same age. I 7 they are twins. Tom is a 8 boy. A book is in his hand. You 9 see the teacher . 10 is the teacher? He is taking the photo

甲乙两地实地距离为900千米，在图上的距离为3厘米，该图的比例尺是（   ）