________ seems to be a strong competition in China for senior high students to enter college or university.
—Did you hear the quarrel just now?—________ I did.
You can’t imagine ________ when they heard the news.
She remains optimistic (乐观的) in spite of so much hardship she has _______ .
I was just _______to go out when the telephone rang .
Doing morning exercises _______ our health and we _______ it.