When performing mouth-to-mouth blowing, the lips of the rescuer should cover the lips of the wounded to avoid air leakage（)
正确
举一反三
- Plosives are sounds produced with the air ______ _______ at some point in the mouth by the lips or _______ or tongue back and then released with a slight _______.
- 1. The main difference between/e/and/ə/lies in the__________. A: tongue position B: sound duration C: openness of the mouth D: shape of the lips
- 3) English vowels can be classified in terms of the following EXCEPT_______. A: tongue position B: openness of the mouth C: place of articulation D: shape of the lips
- When coughing and sneezing, we can cover our mouth and nose with a tissue.
- Which of the following criteria can NOT be used to classify vowels A: The part of the tongue that is held highest B: The openness of the mouth C: The vibration of the vocal cords D: The shape of the lips
内容
- 0
Cover your mouth when you ( ). A: eat B: vomit C: cough D: couch
- 1
If body fluid is insufficient and it cannot moisturize or nourish, there will be symptoms like dry mouth, dry throat, dry nose, dry lips, dry eyes, scanty and yellowish urine and dry stool.
- 2
At the dinner table, you should keep your mouth shut when chewing. A: 正确 B: 错误
- 3
The distinction between the consonants and vowels lies in A: the place of articulation B: the obstruction of air stream C: the height of the mouth D: the shape of the mouth
- 4
In business, your lips should touch the other person's face.