(2013·四川省宜宾五校二调)A recent study has ________ an unexpected conclusion that the African elephant should be divided into two different species.

(2013·安徽省芜湖三校一模)If you don't take time to review each interview you go on, you're bound to ________ the same mistakes.

(2013·长春市第一次调研)According to the arrangement, the athletes of our school ________ at the gym for two hours every day.

(2013·福州市高三一模)Our government's plan to fight against air pollution will focus on ________ information and handling PM2.5.

(2013·南平一模)Adopting the doctor's advice, he ________ coffee and cigarettes and ate a balanced diet.

(2013·皖南八校第一次联考)—Do you believe that opportunities always ________ the prepared minds?
—I couldn't agree more.

(2013·江西六所重点中学一模)—Tom has played a lot of computer games recently.
—Yes, that might ________ his failure in the mid­term examinations.

(2013·山西四校联考)No matter how much money you possess, it can't ________ a healthy body.

(2013·石家庄高三一模)Overuse of computers will ________ to the failure of our      eyesight, which is a warning to us all.

(2013·北京高考)Volunteering gives you a chance ________ lives, including your own.