The students are busy trees and flowers.A. to plant B. planting C. planted——青夏教育精英家教网——

题目内容

The students are busy _________ trees and flowers.

A. to plant
B. planting
C. planted

试题答案

B

相关题目

The students are busy _________ trees and flowers.

A. to plant
B. planting
C. planted

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