Definition: a raised area of land, smaller than a mountain Level: A2
自行车在下坡时速度越来越快。
The bicycle picked up speed as it went down the ___hill.
我家附近有一座小山。
There is a ___hill near my house.
孩子们在公园里用泥土堆了一座小山。
The kids built a ___hill of dirt in the park.
