孩子们喜欢在农场里给马喂胡萝卜。

The children love feeding carrots to the ___horse at the farm.

体操课上，教练教我们如何在鞍马上保持平衡。

During gymnastics class, the coach taught us how to balance on the ___horse.

他因为背包里携带海洛因而被警察抓了。

He got caught by the cops with some ___horse in his backpack.

木工把木板放在两个锯木架上准备切割。

The carpenter placed the board on two ___horses to prepare for cutting.