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Tens of thousands of trees _____ in the area in the past few years.
A. have been planted B. were planted C. have planted D. had planted
查看习题详情和答案>>Tens of thousands of trees _____ in the area in the past few years.
A. have been planted B. were planted C. have planted D. had planted
查看习题详情和答案>>32. Tens of thousands of trees _____ in the area in the past few years.
A. have been planted B. were planted C. have planted D. had planted
查看习题详情和答案>>Tens of thousands of trees _____ in the area in the past few years.
A. have been planted B. were planted C. have planted D. had planted
查看习题详情和答案>>
Tens of thousands of trees _____ in the area in the past few years.
|
A．have been planted |
B．were planted |
C．have planted |
D．had planted |
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