SectionDiscoveringUsefulStructures课后训练提升一、单句语法填空1.She (be) fond of collecting stamps.答案is2.My father bought a bike me.答案for3.Tom often sends emails us.答案to4.Susan is making notes (careful).答案carefully5.There (be) three pens and a ruler in the box.答案are二、分析下列句子的结构1.Most of the students arrived.答案