[单项选择]You must try to wipe out the memory of these horrible events.
　　


A. strange
B. terrible
C. unusual
D. unfair

[单项选择]You have to be ______ when you try to work out mathematical formulas.
A. reasonable
B. rational
C. logical
D. sound

[单项选择]It matters not what you try to carry out, but when you once try to carry out a thing, you must never give it up until you have done it thoroughly and well.（）
A. 你完成的是什么事并没有什么关系，不过一旦想要做一件事，而且从未放弃过，你就能把这件事完全做好。
B. 你要完成什么事并不重要，不过一旦想要完成一件事，就必须契而不舍，直到把这件事彻底做好为止。
C. 不管你怎么做一件事，不过当你想要完成这件事，你有从来不放弃，你就会把这件事做得非常好。
D. 不管你要做什么事，你只要想去完成这件事，而且从来没有放弃这个想法，你就一定能做得非常完好。

[单项选择]You must try your best to ______ to the new environment.


A. adopt
B. adapt
C. adjust
D. affect

[单项选择]You won't know if you like it （）you try it
A. once   
B. for
C. since   
D. unless

[单项选择]

Inevitably, as you try to make progress you will need the help of others. Getting this help may have less to do with your formal position and authority and more to do with your strategy and approach, which can range from a simple favor to convincing others to accept a priority of yours as if it were their own.
Define what needs to be done. Indistinct goals lead to indistinct results. By defining all the tasks required, you increase the likelihood of success. Be sure to include status reports and deadlines as you define specific action items that are needed.
Ask an individual for help. When you make a general request for volunteers during a meeting, colleagues often interpret it as "whoever doesn’t have much of anything to do can work on this". Your chances of getting someone to volunteer thus tend to be slim. However, if you think about who might best be able to help with a task and then specifically ask that person for help, your odds of ge
A. Asking your boss to give you a promotion.
B. Sharing your credit with the helper.
C. Letting your boss know who helped you.
D. Distributing credit to your boss if he helped you.