—What does Roger Brown do for a living?—He is one of the most successful________ in the city.
I'm afraid that I can't make myself _______ because of my poor English.
That dog ought to be destroyed ______ it attacks any more children.
The library needs __________, but it’ll have to wait until Sunday.
The 1930s __________ the suffering of the Chinese from war.
— Could you help me with my English?— _____________.