短文改错。
     此题要求改正所给短文中的错误，对标有题号的每一行做出判断，如无错误，
在相应位置上画一个勾(√)；如有错误，（每行只有一个错误）则按下列情况改正：
此行多一个词，把多余的词写在相应的位置上，并用斜线(＼)划掉。
此行缺一个词，在相应的位置上写出该加的词，并附带前（后）的词。
此行错一个词，在相应的位置上写出该错词和改正后的词。
注意：原行没有错的不要改。

I am anxiously expecting your letter, and at last       it reached to me. I am very glad to know that              everyone at home is enjoying good health as usually.     Things here are same now as they were before.            The final examination will take place in next week.        So I am now glad preparing my lessons. It"s nice           to think that the summer vacation was coming near.          I can"t say how many I want to see you all again. I        am looking forward to spend summer days with you.          Give my loves to Father, Mother and the others at home.	1_______ 2_______ 3_______ 4_______ 5_______                     6_______ 7_______ 8_______ 9_______ 10_______
1. am→was   2. 去掉reached后的to   3. usually→usual   4. same前加the   5. 去掉in 6. glad→busy   7. was-is   8. many→much   9. spend→spending   10. loves→love
I would have called you up for help had it been possible, but I ____ your phone number then.
A. hadn"t had B. didn"t have C. shouldn"t have D. couldn"t have
— Don"t put the waste on the ground, young man. — Oh, I"m sorry. I _____ the dustbin there.
A. hadn"t seen B. didn"t see C. can"t see D. haven"t seen
— How did you play in the match? — Well, our team was ahead by 2 to 0 during the first half, but we _____ in the last ten minutes.
A. had lost B. have lost C. were losing D. lost
Glad to see you back. How long _____ in Russia?
[     ]
A. did you stay B. have you stayed C. were you staying D. have you been staying
— Your spoken English is so good. Have you been abroad? — Yes. I _____ in London for two years.
A. have stayed B. stayed C. had stayed D. have been staying