The birds are singing ____________ the tree.
A: on
B: in
C: of
D: with
A: on
B: in
C: of
D: with
举一反三
- ______ are the birds doing? They are singing in a tree.
- 中国大学MOOC: The birds are singing ____________ the tree.
- ______ are the birds doing?—They are singing in the tree. A: Who B: What C: How D: Where
- 中国大学MOOC: 判断正误The birds singing in the tree. The butterflies dancing in the flowers.
- There are so many birds on the tree.