1、I_the lost keys everywhere,but l couldn't _it.

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1、I___the lost keys everywhere,but l couldn't ___it.
A.looked,find B.found,look C.looked for,find D.found,look for
2、Our headmaster asked us ___a report on how to protect wild animals.
A.write B.writing C.to write D.wrote

cc
1、选C,find和look for都表示寻找,但是find侧重于寻找的结果,而look for侧重于寻找的过程,我到处找我的钥匙,但是我找不到了.那么第一个应用looked for,第二个空应用find.
2、选C,ask sb.to do sth是固定用法,

Jack ____his keys everywhere ,but he couldn't find them.答案是l I ___ my book everywhere ,but I can't ___it. （）Jenny______her dog everywhere,but she couldn't find it. I _____it everywhere ,but i can`t ___it.A.found ;look B.find 英语翻译46.lock I lost my keys and couldn’t ___ the box.47.exper He______his watch everywhere but he couldn't_____it. 英语They __the children everywhere,but couldn't ___ him.A look the boy looked for his toy everywhere,but he couldn't find i I've looked for my pen everywhere,but I find it.A．couldn't B ( ) 1.I ________ my wallet everywhere,but I couldn’t _______ I have been (looking for) my lost keys,but I haven't found t l _______ the blackboard but l couldn't _____anything