MCQOPTIONS
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| 1. |
The atmosphere exerts a lot of pressure on us, but we do not feel it, because - |
| A. | Our blood exerts a pressure slightly higher than the pressure of the atmosphere. |
| B. | We are used to it. |
| C. | Our bones are very strong and can bear this pressure. |
| D. | The surface area of our head is very small. |
| Answer» B. We are used to it. | |