----Recent years have _______ rapid changes of my hometown. ----Yes, I could hardly recognize it when I arrived yesterday.
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?
On March 14, violent crimes of beating, looting and burning in Lhasa of Tibet broke out, _____ 13 innocent people and with more than 300 _____.
“I in the room, watching TV broadcast about the earthquake.” I told the policeman who had driven here to question me.
The computer looks old, but it _________ just half a year ago.