I don’t doubt ____________ she can do it well, but I doubt _________ she is willing to do it.

A. that; if               B. that; that          C. if; if                             D. if; that

I don’t doubt _________ his advice is well worth________.

A. that, to take         B. if, to take   C. whether, taking  D. that, taking

 ________ that he will win the first prize in the game.

        A. I doubt              B. I don’t doubt     C. I wonder           D. I’m not sure

 I don’t doubt _________ his advice is well worth________.

A. that, taking        B. if, to take        C. whether, taking  D. that, to take

What do you think of stress? Is it a good thing or a bad thing?
Most of the students think stress can do harm (伤害)   46  them in some ways. There’s a story about a teenager in a middle school. He even   47  his study because of the stress from school and family. We also usually   48  that someone turns to psychological doctors because of heavy working stress. There is no doubt (疑问) that some people think stress is a dangerous wolf.
On the other hand, other people argue that stress is not a bad thing. They   49  stress can produce momentum (动力）in the end. For them, right attitude and action can reduce (减少) stress and make it   50 . When I was a child, my mom always pushed me to study hard. She wished I could go to an ideal   51  for further education. I experienced stress for the first time. To a poor family, I deeply knew   52   was not easy for us, and everything my mom did to me was just to hope I could live a better life in the future.   53  the saying goes, “No pains, no gains.” So I did what my mom expected because I didn’t want to let her down. At last, I did measure up (达到标准）to my mom’s expectation and go to college   54 . Thanks to my mom’s push! Thanks to the stress! In this way, I don’t think stress is a bad thing.
Overall, stress is not a bad thing in   55 . The key is how we deal with it.