Hearing is the ability performed by (______) to detect (______).
举一反三
- Hearing is the ability to detect _______ and performed by ____. The human ear can only be sensitive in the range of frequency of ___ Hz. to ___ Hz.
- 中国大学MOOC:"We can also design information gap activities to develop students’ ability of hearing while improving pronunciation.";
- detect
- Simulation and experimental studies _____, which show that the axial ratio bandwidth of the antenna is directly proportional to the thickness of the substrate.? have been performed|;is performed;;|was performed;;|were performed;
- The scientists in China have wired the Earth and sea to detect movement in order to detect movement.