I realized strength and courage aren’t always _________ in medal and victories, but sometimes in the struggles we went through.

Some university students are _____ to the Internet, so that they can’t put their mind to their studies.

―That actor often joins in different activities in Beijing. Do you know ―For 5 years.

_______ is this English book -I think it is our_______.

________ you listen to the news yesterday morning—No, I ________.