The teacher spoke loudly _________ make the students hear him clearly.
He foundvery difficultthe math problem.
-- She has never been to Hong Kong, ______she? -- ______, so she knows little about it.
---You look a bit worried . ----It’s raining , but I ________my umbrella at home .
The life we were used to ____________greatly since 2008.
--- Do you agree ____ what the boy said? ---yes, but not _____.