My English teacher’s humor was ____make ever student burst into laughter.[ ]

Would you mind me how English words

The transportation in our country is much more ______than it used to be.—But traveling becomes much easier!

Lucy has ________ all of the goals she set for herself in high school and is ready for new challenges at university. [ ]

He slipped and had his leg broken. _______, he will have to be away from school for two or three months.