A) individual
B) single
C) singular
D) separate
67.We’re all in favor of spending whatever is necessary to ___ air pollution.
A) struggle
B) combat
C) conflict
D) dismiss
68.We must leave nothing to ___.
A) possibility
B) wish
C) opportunity
D) chance
69.He ___ the members of the audience to their seats.
A) accompanied
B) distributed
C) attended
D) conducted
70. While in London, we paid a visit to the hospital founded ___ the nurse Florence Nightingale.
A) in line with
B) in favour of
C) in honour of
D) in place of
