3、情况________________。unit2waitingforanotherhare【知识考点一】Ving做主语,谓语动词用单数动名词作主语,在动词的基础上加ing,使该动词具有名词的各种特征,可作名词灵活使用。Reading is an art. 读书是一种艺术。 Climbing mountains is really fun. 爬山真是有趣。___________________believing.(眼见为实)【知识考点二】pickup1.pickup:捡起,拾起pickupsth=picksthup捡起某物pickupthehare=pickthehareup若为代词,