more computer have been ordered to us student since we came

more computer have been ordered to us student since we came came China since to we have used life here we been the to 怎样 We have been friends with each other since he came to our sc 解释一下该句子的时态Since he came here last year, we have been happy.解 you have never been to the Great Wall since you came to chin - John,you have never been to the great wall since you came 英语翻译You came to me after so long time since have been watiti At last,the time came for us to attack,____ we had been wait 2.We have been friends since ______. More than one student ____ever been to Beijing.A.has B.have l have been a friend with Li Ming since we went to primary s 英语改错:I have been a fried with Li Ming since we go to primary