People may have their heart ______ faster when threatened. (beat，beating)
举一反三
- When I put my hand on his chest, I could feel his heart still ____. A: beat B: to be beating C: beating D: was beating
- Which of the following is NOT a phenomenon mentioned in the passage A: The body may still be alive after the heart and the brain have stopped working. B: The heart may keep beating after the brain has died. C: The brain may still be active after the heart has stopped beating. D: The lung may keep breathing after the brain has died.
- What problem may people have when using the library for the first time?They may have difficulty understanding____.
- Her heart ________faster when she entered the exam hall.
- "What's the matter with you, my dear""I feel my heart ______ fast." A: jump B: jumping C: beat D: beating