Ⅰ.匹配下列单词的词性及汉语意思
( )1.attack A.vt.检查
( )2.track B.v.&n.攻击;进攻
( )3.length C.vi.&vt.生存,挺过(难关)
( )4.examine D.n.足迹,踪迹
( )5.dozen E.n.长度
( )6.reserve F.n.力量,力气
( )7.strength G.n.(一)打;十二个;十来个
( )8.convince H.vt.使确信,使相信
( )9.ancestor I.n.(动植物)保护区;储备
( )10.survive J.n.祖先,祖宗
[答案] 1-5 BDEAG 6-10 IFHJC