To succeed in doing an experiment,________.
—Would you like another sandwich?—Another sandwich? I _______ my first one yet.
The crazy fans _______ patiently for two hours, and they would wait till the movie star arrived.
The hero’s story _______ differently in the newspapers.
An increasing number of students,year by year,across China _______ hard to realize their dream of studying abroad.
I’m very tired. I _______ on the night shift for several weeks.