Ink stains, commonly regarded _________ difficult stains to remove, will not succumb to the usual array of detergents and cleaners found in supermarkets.
A. as the most
B. to the most
C. in the most
D. through the most
Answer:A
Ink stains, commonly regarded _________ difficult stains to remove, will not succumb to the usual array of detergents and cleaners found in supermarkets.
A. as the most B. to the most C. in the most D. through the most