Hi there!
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A) Alice told (tell) me that she didn't (not study) at
university
B) When her neighbours got (get) a TV, she went (go) around to watch it. She hasn't (not seen) one before.
C) They didn't (not invent) computers when Alice was (be) young
4 By the time she was (be) eighteen, she
left (leave) school and found (find) a job
Note : There was a few mistakes, but i managed to fix them!
Hope this helped you!