题目内容：

I had the pleasure and honor of serving as Newport Beach ocean lifeguard（救生员）for five years. One day, I was working at Tower 15, Two_______ to my right was another guard named Mike, who was working at Tower 17. He called me over the phone and said, “I have noticed a couple of kids. I am going to give them a _______.Keep an eye on us."

I said. "Sure.” And he _______.

Anytime you got out of your tower, you were _______to let somebody else know, so as to avoid accidents. And _______enough, as soon as he hung up the phone ,a rip current（离岸流）snapped up under these two kids, and they were getting sucked down into the water.  Mike saw it and he ran at full  _______to the ocean.

I called for backup and said, "Two children   _______  in water. Call for backup. 17 was _______.I'm going."

By then, the mother of The two kids had _______what was happening. She screamed. I started rushing toward the ocean, but __________ I was even halfway there, Mike had  __________ the kids -a boy and a girl.  Mike told me later that he got to the boy first, and when he turned to the girl, he had to __________ into the water and catch her by the hair to  __________ her out.

When I reached the mother, Mike was __________ in waist-deep water. The kids were so__________that they couldn't walk, so Mike got one kid under each of his__________ and brought them onto the beach.

I __________the mother and said, "Hey, it's going to be OK. They're __________now." I saw that the __________ started to disappear from her.

What a frightening experience! What a __________ Mike is l

1.A. blocks    B. oceans    C. viewers    D. phones

2.A. signal    B. warming    C. notice    D. hand

3.A. held up    B. showed up    C. hung up    D. made up

4.A. commanded    B. supposed    C. arranged    D. clarified

5.A. sure    B. brave    C. swift    D. determined

6.A. energy    B. risk    C. wall    D. speed

7.A. drowned    B. broke    C. dropped    D. jumped

8.A. ready    B. injured    C. lost    D. cut

9.A. experienced    B. realized    C. shared    D. confirmed

10.A. after    B. until    C. before    D. although

11.A. reached    B. saved    C. abandoned    D. directed

12.A. sink    B. stare    C. dive    D. dip

13.A. push    B. pull    C. shake    D. carry

14.A. also    B. indeed    C. just    D. still

15.A. exhausted    B. thrilled    C. shocked    D. excited

16.A. legs    B. eyes    C. shoulders    D. arms

17.A. turned to    B. appealed to    C. cheered for    D. glanced at

18.A. dead    B. lucky    C. safe    D. rewarding

19.A. delight    B. relief    C. terror    D. appreciation

20.A. judge    B. hero    C. coach    D. model