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2020ҹԱвÿһ֮ϵ5.24

2019-05-24 12:03:08| й

Ϊ˰λõıҹԱйΪλвÿһϵϰ⣬λʱ鿴ѧϰ

1. ɼסҡһ̣ɼס˺Ҫ12Сʱ;ҡ˺Ҫ10Сʱ;סҡ˺Ҫ6Сʱɣȫɼ׵ɣСʱΪ

A.15 B.18 C.20 D.25

2. ס˽ƹΪ32ʤӮ2Ϊʤݾ飬ÿֱм׻ʤĸΪ0.6򱾴αм21ıȷֻʤĸΪ

A.0.288 B.0.144 C.0.432 D.0.648

3. йְҵĹ򣬸ӶԱĺѡķΧ0-55ţѡλĺʱÿλֲó5ôɹÿ֧ѡĺ빲жٸ?

A.30 B.34 C.36 D.40

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2020ҹԱвÿһ֮ϵ𰸽5.24

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