Dear Brad,

Sorry I (1)_______________(not / be) in touch recently. I (2)__________________(intend) writing to you for ages, but I (3)_______________(be) so busy studying for my exams that I (4)__________________(not / have) time to do anything else for weeks now. I really am fed up with it!
However, as soon the exams are over, I'm planning spending a couple of weeks on a beach somewhere. Because  I (5)_________________(study)  so hard, I (6)________________(not / have) time to go out and I (7)__________________(manage) to save up a bit of money. I (8)_______________(think) to go to Thailand actually. You (9)______________________(go) there, (10)_________ you? (11)_______________________(remember) the names of any cheap hotels in Bangkok, and is it good idea book a room before I go? (12)______________(you / think) is two weeks enough time to see the place?
Despite the exams, I am still really (13)__________________(enjoy) being here in San Francisco. It's great city with lots to do. It's really clean, relaxed and very cosmopolitan. There are some excellent shops and the most things are much cheaper than back home. My apartment overlooks the bay and you can see the Golden Gate Bridge and Alcatraz, the famous prison, from my bedroom window. I (14)__________________(visit) the prison a few days ago actually. Everything there (15)_______________(be) exactly the same as the day they stopped using it as a prison. (16)________________(you / know) the gangster Al Capone(17) _____________(spend) ten years there? Apparently, worst thing about being there (18)____________(be)  that in the evenings, they (19)________________(ability expression) laughter and parties from the mainland. With all the work I (20)______________________(do) at the moment I (21)____________(know) that feeling!
Anyway, time to do more studying - if only I (22)___________________(work)  harder earlier in the course! Please write back soon and tell me all the lastest news.
I miss you.

Dear Brad,

 Sorry I (1) have not been (not / be) in touch recently. I (2) have intended / been intending (intend) writing to write to you for ages, but I (3) have been (be) so busy studying for my exams that I (4) have not had (not / have) time to do anything else for weeks now. I really am fed up with it!
 However, as soon the exams are over, I'm planning spending to spend a couple of weeks on a beach somewhere. Because I (5) have been studying (study) so hard, I (6) have not had (not / have) time to go out and I (7) have managed (manage) to save up a bit of money. I (8) am thinking (think) to go of going to Thailand actually. You (9) have been (go) there, (10) haven’t you? (11) Do you remember (remember) the names of any cheap hotels in Bangkok, and is it a  good idea book a room before I go? (12) Do you think (you / think) is two weeks two weeks is enough time to see the place?
 Despite the exams, I am still really (13) enjoying (enjoy) being here in San Francisco. It's a great city with lots to do. It's really clean, relaxed and very cosmopolitan. There are some excellent shops and the most things are much cheaper than back home. My apartment overlooks the bay and you can see the Golden Gate Bridge and Alcatraz, the famous prison, from my bedroom window. I (14) visited (visit) the prison a few days ago actually. Everything there (15) is (be) exactly the same as the day they stopped using it as a prison. (16) Did you know (you / know) the gangster Al Capone (17) spent spend) ten years there? Apparently, worst thing about being there (18) was (be) that in the evenings, they (19) could hear (ability expression /hear) laughter and parties from the mainland. With all the work I (20) am doing (do) at the moment I (21) know (know) that feeling!
 Anyway, time to do more studying - if only I (22) I had worked (work) harder earlier in the course! Please write back soon and tell me all the latest news.
I miss you.