There are lots of big apples_____ the apple trees and some birds _英语解答

There are lots of big apples_____ the apple trees and some birds are singing _____them
A.on;on B,in; on C.in;in D.on;in

人气：161 ℃　时间：2019-08-20 21:21:29

解答

on ：in
on the tree：长在树上的
in the tree：立于树上的