题目内容：

    Cassidy and his friends were waiting for other members of their running group. They met_______ every Thursday but on this day last January, it would not be their _______ run.

The first _______ that something was unusual was the man who ran _______ past them.

“Running at such a fast pace,” Cassidy said to his friends in_______.

Cassidy _______ why the man was so swift when another man ran by, _______, “Help! He took my phone!”

At that, they ran, tracking the _______ down the streets _______ he disappeared in a construction site. Cassidy ran around to the far side of the site to cut the thief off while the others ____________ the neighborhood hoping he had thrown away the phone in a backyard.

No ____________ So they decided to ask the citizens whether they’d seen the guy. They knocked  on one door after another. To their ____________, as one owner opened the door, the suspect rushed out and right ____________ the arms of the police, who’d already joined the search.

“Running is typically a useless sport where you turn fat cells into heat, but occasionally it can be____________,” Cassidy told the Philadelphia Inquirer, “and here was one of those ____________.”

1.A.roughly B.eventually C.regularly D.curiously

2.A.exhausting B.flexible C.normal D.safe

3.A.clue B.sight C.risk D.decision

4.A.slowly B.desperately C.steadily D.aimlessly

5.A.panic B.admiration C.relief D.anger

6.A.tried out B.let out C.picked out D.figured out

7.A.adding B.complaining C.whispering D.screaming

8.A.member B.athlete C.suspect D.colleague

9.A.after B.until C.as D.whether

10.A.searched B.served C.warned D.harmed

11.A.luck B.doubt C.way D.wonder

12.A.sorrow B.surprise C.embarrassment D.disappointment

13.A.over B.through C.off D.into

14.A.useful B.useless C.tiring D.tough

15.A.purposes B.opportunities C.plans D.tricks