Helen said that she would come to see me the next day, but she_____.
一Isn't it a surprise that I happened to meet Francis Mathews at the Christmas party last week? 一If my memory serves me correctly, you _____ each other for exactly two years.
We’d better set off,or it will be dark we know it.
To _______ good relationships with your teachers and classmates, you should learn to be on good terms with them.
Write down the key words that you ____ your students to find in the passage.
Do you know that the first textbooks written for teaching English as a foreign language ____ in the 16th century?