初二英语完形填空an old scientist r_____ made several tests with diff

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初二英语完形填空
an old scientist r_____ made several tests with different animals to find out which was cleverer t_____ other animals.
in one test the old scientist put a monkey in a room where there were s_____ boxes.some boxes were inside boxes.one small box h_____ some food in it.the scienctist wanted to w_____ the monkey to find out how long it would take it to find the food.the scientist l_____ the room.he w_____ a few minutes outside the door.when he h_____ no sound in the room he got down on his kness and put his eye to the keyhole.what did he s_____?to his surprise,he found himself looking in to the eye of the monkey.the monkey was on the other side of the door looking at the scientist t_____ the keyhole.

ecently 最近
than 比
several 一些
had 有
watch 看、观察
left 离开
watched 观察
heard 听到
see 看见
through 通过

Not long ago,an old scientist made some tests with d________ 英语完形a man once made some tests (测试) with d__________ animals 英语完形填空答案 I wascleaning out an old box when an old card caugh 初二英语完形填空解析After several days,we ____ (final) finished the jp 初二英语完形填空I like science and want to be a scientist when I gro 完形填空mark was an 11-year-old orphan .he lived with his aunt,w 完形填空One of my old friends met with an accident driving in da 完形填空 An old man lived in a nice house with 初二英语完型填空 One night a thief broke into an old man's house.He 初二英语填空题解析Jack is an old classmate of________(we)正确答案是“ours”为 The old scientist made another great discovery ,______ of gr 英语完形填空One cold winter morning,an old woman had ( 1)send for