【单选题】

You have studied hard, and the day has (21) come when you must write your exam. Try to arrive a few minutes before the (22) starts.Avoid talking to other students, especially those (23) are doing some last minute cramming. These people will make you nervous and (24) your concentration.

If you can, choose a seat that allows you to (25) . Try to sit away from the (26) to the room so you are not (27) by students leaving before you are finisheD、Listen (28) to any verbal instructions from the teacher or any (29) written on the boarD、
Here are five (30) for taking exams:
1.Catch your (31) ;
2. Read the (32) very carefully;
3. (33) through the test;
4. (34) your time;
5.Attack the (35) .
A．reduce
B．listen
C．be quiet
D．concentrate