16．Large quantities ofinformafion，as well as methnely help，_______since the organization was built．
A has offered B．had been omred
C．have been offered D．is offered
I think you should complain, _____, of course, you are happy with the way things are.
| A．until | B．although | C．when | D．unless |
Rescuers had to _____ the search because of worsening weather conditions.
| A．call off | B．take off | C．come off | D．cut off |
—Are you sure Mike will help us if we are in trouble?
— _____. He is a reliable friend.
| A．It doesn’t matter | B．Don’t take it to heart |
| C．You can count on it | D．No problem |
Nowhere else _____ be able to find a larger display of sea animals, including one of the largest collections of sharks in the world.
| A．you will | B．can you | C．could you | D．will you |
— What can I do for you, sir?
— I want _____.
| A．a dollar’s worth of candy | B．candy a dollar’s worth |
| C．a dollar worth of candy | D．a dollar-worth candy |