第1个回答 2012-05-01
A.1.has gone 2.have...been 3.have...been 4.have been 5.have gone 6.has gone 7.have been 8.have been 9.have gone 10.have...been
B.(possible answers)
1.Because I've already had it.
2.No,I haven't had my lunch yet.
3.But I've already asked him to take our order.
4.Of course we won't . It hasn't come into the station yet.
5.I know.I've already read it.
C.1.b. 2.c. 3.c. 4.b
D(A possible answer)
I have just received your letter. I think (that) you are very lucky. I haver never been abroad yet,so I would love to come to Australia for a holiday. I have just taken some exams but I have not taken them all yet. I am going to a summer camp soon. I'll tell you more in my next letter.
怎么样。我是全部按照答案打的。 望采纳。谢谢。本回答被提问者采纳