1 . The public demanded that those officials who failed to raise the alarm in the first place ________ responsible for the people suffering from the disease.

A．should hold

B．be held

C．held

D．to hold

2 . ________ in the future to bridge the gender gap and diversity in the scientific field?

A．Do you suggest what we can do	B．What do you suggest that we should do
C．Do you suggest what can we do	D．What do you suggest we do

3 . Despite some opposing opinions, the committee insists that the volunteers ________an excellent job in community service and that the prize ________to these warm-hearted men and women.

A．should do; be awarded	B．have done; will be awarded
C．should do; will be awarded	D．have done; be awarded