People cannot but feel _____, for they simply cannot understand how he could have made such a stupid mistake.
It was playing computer games that cost the boy plenty of time that he ______ have spent studying.
After released(释放) from prison, the young man ______ a living by running a small restaurant.
---It’s a long time since I saw my parents. ---______ them this weekend?
---You are always full of ______. Can you tell me the secret? ---Taking plenty of exercise and going on a balanced diet everyday.
---Guess what? I have got A for my term paper. ---Great! You ______ read widely and put a lot of work into it.