a lot of monkeys are _____ a tall tree.they are eating the apples _____ the tree.

题目

a lot of monkeys are _____ a tall tree.they are eating the apples _____ the tree.
分别填on和in

答案

填 in,on
树上本身有的,如果子,用on；其它东西如鸟,猴子等落在树上的,用in