We can put the prefix “un-” before the following words to give them the opposite meaning except (除了) ________.

This box is ______ heavy ________ I can’tcarry it.

Only when _____ in 1945 _____ to hishometown

we completely differ from each other incharacter，we are still great friends

“I don’t think it’s my ________ that the TVblew up. I just turned it on，that’s all，” said the boy.