If you keep on ignoring the teacher’s advice, you will probably get into a situation______ you fall behind others in all subjects.
| A．when | B．where | C．which | D．why |
I remember a ____ famous scientist said that we should believe in ourselves first of all.
| A．some | B．certain | C．sure | D．other |
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 |