Six monkeys ( macaca mulatta) and seven pigeons were used as Ss in the experiment.

　　六只恒河猴和七盡鴿子用作實(shí)驗(yàn)動物。

　　Six little monkeys are sitting in the classroom.

　　六只小猴子坐在教室里。

　　The gunshot sent monkeys swinging away through the trees.

　　槍聲一響，猴子紛紛在樹叢中飛躍蕩走。

　　Monkeys are efficient climbers.

　　猴子的攀緣能力很強(qiáng)。

　　Monkeys have a natural inclination for climbing.

　　猴子性喜攀緣。

　　Monkeys and apes spend a great deal of time grooming one another's fur.

　　猿猴花費(fèi)大量時間互相梳理身上的皮毛。