Up to now nobody _______ do this better than Charlie Chaplin.
—I saw Annie in the supermarket yesterday. —You__________her;she is still studying abroad.
All the people started early so that they__________there in time.
It rained a lot during their journey,so they__________have had a good time.
Had the boy worked harder,he__________the exams.
—Is it good a look up every new word when I come across it in reading? —No,You__________because you are likely to guess the meaning from the context.