中文谷Thestudents
- 習題庫
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問題詳情：
The students ____________ trees between 9 am and 11 am yesterday.
A. were planting B. was planting C. planted D. are planting
【回答】
A
知識點：動詞時態
題型：選擇題
標籤：
Thestudents
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