微信刷题,考证必备
  • 试题题型【单项选择题】
试题内容
There are some apples _______ the tree and some birds are singing _____ the tree.
  • A. on; on
  • B. in; on
  • C. on; in
  • D. in; in
  • 参考答案:C
  • 解题思路:长在树上用on, 鸟在树上用in