摘要： On March 12, the students were planting trees the classroom. A. in the back of B. at the back of C. to the back of D. on the back of
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29. On March 12, the students were planting trees ____ the classroom.
A. in the back of B. at the back of C. to the back of D. on the back of
查看习题详情和答案>>On March 12, the students were planting trees ____ the classroom.
A. in the back of B. at the back of C. to the back of D. on the back of
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29. On March 12, the students were planting trees ____ the classroom.
|
A．in the back of |
B．at the back of |
C．to the back of |
D．on the back of |
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