单项选择题
The manager hoped to be（）of how our business was going on.
A. informed B. required C. warned D. suggested
单项选择题 No matter how frequently（）, the works of Beethoven always attract large audiences.
单项选择题 He is mentioned in the chapter and also in（）that proceeds.
单项选择题 （）John could not pass the final exam was once believed by all his roommates.
