摘要： Each student could clean up a bit of the school yard.
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Each ________ could clean up a bit of the school yard.
- A.students
- B.student
- C.a student
- D.another student
Each ________ could clean up a bit of the school yard.
[
]|
A ．students |
B ．student |
C ．a student |
D ．another student |