Trees ______every spring in North China.
A. have planted B. will plant C. were planted D. are planted
D
【解析】
试题分析:句意:在华北每年春天都种树。动作的承受者作主语,用被动语态。其结构是,主语+be+done。every spring,每年春天,故用一般现在时,故选D
Liu Xiang ________by his coach to train regularly.
A.advised B.advises C.was advised D.be advised