I was _______ at the letter, which was________ to my classmates.

Chinese president Xi Jinping visited Liangjiahe village, ______ he used to work in.

________ my advice, he wouldn’t have lost his job.

I _____ read this book _____ I understand it.— You are great, I should learn from you.

It is a good example of a site that many people think _____ to change.