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Anonymous users2024-01-24A. The thunder in the night sky is a phenomenon of electrical discharge between the clouds, causing the air to vibrate so A does not meet the theme B. The guitar hanging quietly at the head of the bed has no vibration and no sound So B meets the theme C. The leaves that are trembling in the autumn wind are vibrating so C does not meet the theme D. The arm that is waving is vibrating so D does not meet the topic so choose B
B.Boiling water boils, this is just the water temperature reaches 100 degrees and continues to absorb heat so it boils, of course, 100 degrees water does not boil without heating. Although water changes from liquid to gaseous, its chemical structure remains unchanged. >>>More
4.Thick and simple, it should not be the characteristic of Ming-style furniture. >>>More
A. Kitchen cleaner (detergent) is alkaline, calcium carbonate is insoluble in water, and cannot react with alkali to become soluble and removed, so it is wrong >>>More
Pitfall. furniture
It seems like. Shade. >>>More
A. Toilet cleaner is acidic, pH less than 7, so the option is correct B. Distilled water is neutral, pH is equal to 7, so the option is wrong C. Salt water is neutral, pH is less than 7, so the option is wrong D. Soapy water is alkaline, pH is greater than 7, so the option is wrong So choose: A