答案：
1.March (三月，行军)

2.It depends on how many people stand in the yard. (码，院子)

3.There is no change in it. (零钱，变化)

4.A cook book. (动人的，搅拌的)

5.Hot dog. (热狗)

6.Mushroom. (蘑菇)

7.Drink well water. (井水，健康的)

8.It waves. (起波浪，招手致意)

9.book（书）

10.a kangaroo（袋鼠）