A.few B.afew C.little
单项选择题They decided to () into the cause of the accident.
A.see B.look C.watch
单项选择题This is one of the most important things () all.
A.among B.in C.of
单项选择题Tom is a person who always () up to dangers.
A.meets B.faces C.sees
单项选择题He worked in this company () several years.
A.in B.since C.for
单项选择题The ()of employees in this company has doubled.
A.sum B.amount C.number