--- Have you ____ your key?--- No, I’ve ____ for it everywhere, but I can’t find it.
Big Ben is a famous _______in London.
A: Have you heard from Jim? B: No, I haven’t. The underlined part means”_______”.
They usually have lunch at school, ________?
Get up early and do exercise every day, _______you won’t have a strong body.
I don’t know if he _______tomorrow.