A:中考期间考场附近禁止鸣笛,是在声源处消声来控制噪声的
B:“声纹门锁”是依据声音的响度来识别的
C:声音的传播速度是340m/s
D:我们可以利用回声来测量地球与月球之间的距离
—__________.The highest temperature yesterday was 32°C,but it's just 18°C today.( )
I'll buy ______ this dress ______ that one. They are too large for me.
按要求写句子。