Look at this! It’s broken now! You __________ have been careful!
While shopping, people sometimes can't help ________ into buying something they don't really need.
The teacher bought many books for her students, which _____ 500.
My younger brother dreams ________________ a spaceman.
Is he honest? I find ____ hard to believe what he said.
— Have you been here before? — Yes. This is the third time that I ______ to Shanghai.