1．如果你想继续呆在这家公司，你就必须集中精力工作。
If you want to continue to stay in the firm，you must________ ________ ________.
答案： concentrate your work
2．老师要求我们记下他刚才在课堂上所说的话。
The teacher demanded that we________ ________ ________ he said in class just now.
答案：(should)note down what
