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[00:02.74]Social Problems [00:06.23]Part Two [00:09.14]Listening-Centered Activities [00:13.54]Listening 1 [00:16.78]Exercise [00:20.09]Directions: [00:23.44]Listen to the passage twice and answer the following questions. [00:29.81]The Least Successf
N95 respirators are designed to protect you from breathing in very small particles that may contain viruses. These types of respirators fit tightly to the face so that air is inhaled through the filter material. N95 respirators should be worn only on
to be led by the nose under your nose 今天我们要讲的习惯用语是和鼻子,也就是和nose这个字有关系的。鼻子是我们的嗅觉工具,也是我们的呼吸器官,是人体的一
今天我们要讲两个由鼻子,也就是nose 这个字组成的俗语。鼻子是我们嗅觉和呼吸的工具,是人体的一个重要组成部份。大概也正因为如此,英语里许多常
Our nose is the strangest of all body parts. Its such a funny thing. And where is it? Right on the front of our face. Right in the middle. It would be OK if everyone had exactly the same nose. But we all have a different nose. Some of us have a big n