老师
Good morning, senior 2 graders. Welcome back to our video listener vocabulary of Unit 5, traveling abroad. In today's class, you're gonna learn the usage of some words and expressions chosen from the reading part, and then use them in different situations properly. Let's get started. As usual, we'll go through all these words and expressions. First, keep up, fit in, qualification, recommend, comfort, substitute, acknowledge, contradict, autonomous, be occupied.
老师
Now let's see the sentences with these words and phrases chosen from the reading material. On page 38 and 39. Look at the title and subtitle of the text. Keep it up. Yearly Chinese students feeding in.
老师
Well, there are two phrasal verbs you should pay attention to. The first one is keep it up. When you use this expression, you mean to continue something at the same, usually the high level or good state. It refers to a high level or good state mentioned previously.
老师
One example. You're doing a great job. Keep it up.