The first African-American president of the United States received a(n) _______ welcome in the African countries, where he was received as a returning son.
Deaf people use sign language to ___.
This little girl can speak many ___.
He told his friends that he ___ what he was reading at the same time the day before.
They ___ every means, but the engine __ work.
The workers ___ busily when the boss came to look for something she ___ in the office.