–-You should be _______ careful when you take the chemistry exam.---I agree. In this way, I will make _______ mistakes.
My aunt said that she ________ to Guangzhou.
Lucy was afraid ______ out at night, because she was afraid ______ the cats.
He raised(举起) one arm and then ________.
I’m _________ to hear the ________ news.
---Do you know ______ I could pass the exam? ----Sorry, I’ve no idea.