It's the knowledge of first aid make a difference that when someone was hurt 有没有语法错误?

到底是it's common knowledge还是it's a common knowledge? It's the knowledge of first aid make a difference that when someone was hurt 有没有语法错误? do you know about Mozart's chilhood?Think about it and check your knowledge with the following facts It's important to have knowledge of English.改错 连词成句 how ,they,is,english ,important,understandthe door to the knowledge is study,改为反义疑问句the door to the knowledge is study,--- ----?it takes s.b.sometime加to do还是doing it;s ten o' It's seven o'clock the greens ----------supper It's d___ at nine o'clock in the evening. It's eight o'clock什么the morning什么意思 it's nine o'clock.we're late () the party It's d___ ait nine o'clock in the evening. it's eight o'clock the street is very b_______ Knowledge is atresure,but practice is the key to it . It will be much the same to your knowledge. Knowledge it the wing where with we flf to heaven. tap在这句话里什么意思How would you tap the knowledge of PIPSA's 2,000emplyees and use it to be more competitive? 英语翻译Knowing lots of things is good,but knowing the limitationgs of one's knowledge is essential to using it peoperly. it is not so much our friend's help that helps us as the confident knowledge that they will help us求中文翻译,