We are now in the age of great changesEverything sometimes ________ before it is felt

Lin Tao is good at all the subjects at school, _____ English.

ience of computer,____ rapid progresshas been made, is the most important of all

heard a student killed his mother cruelly.– So did I. It has ____a serious problem about the education system in China.

1–Does the bookstore mathbooks–Yes. Do you want toone