【单选题】If your neighbors are too noisy then you have cause for ______.
【判断题】声波在介质中传播时,能量的衰减于声波的扩散、散射和吸收关系不大. ( )
【单选题】——Your neighbors may __________you with playing your radio too loudly at night. ——I know. They never say anything that ___________ me especially.
【单选题】一个人的个性心理特征中最重要最显著的心理特征是( )
【单选题】统计显著性和实际重要性描述正确的是()。
【简答题】超声波在介质中传播时,随着距离( ),超声波能量逐渐减弱的现象叫做超声波衰减。
【单选题】If your neighbors don't reach out to you, what does the speaker suggest?
A.
Do not be rude or unfriendly.
B.
Invite them for a vacation.
D.
Introduce yourself to your neighbors.