题目

如图,在4×7的正方形方格纸中(每个小方格的边长均为1)有线段AC和EF,点A,C,E,F均在方格的格点上.⑴在方格纸中画出一个以AC为对角线的菱形ABCD,点D在直线AC的下方,且点B,D都在方格的格点上;⑵在方格纸中画出以EF为边的正方形EFGH,且点G,H在方格的格点上;⑶连接BD交AC于点O,连出△OCE和△CHD,并证明△CHD∽△OCE. 选出划线部分读音不同的词。 (     ) 1. A. some(     ) 2. A. only(     ) 3. A. hight(     ) 4. A. get(     ) 5. A. any(     ) 6. A. am(     ) 7. A. apples(     ) 8. A. there(     ) 9. A. tea(     ) 10. A. with B. otherB. oftenB. findB. mendB. haveB. catchB. pearsB. hereB. meatB. father     C. wrongC. offC. withC. sheC. capC. whatC. cakesC. pearC. cheapC. there D. comeD. orangeD. behindD. helpD. factoryD. carryD. eggsD. theirD. breadD. thing
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