Theαwave is always recorded at in adult.

第1题

The oscillogram of a harmonic wave when t = 0 is as shown in figure (a), the wave travels along the positive direction of x axis; the oscillation curve of a mass point is as shown in figure (b). The initial phases of the mass point at x=0 shown in figure (a) and oscillation initial phase shown in figure（b） are ( ), respectively.

A、both are zero.

B、both are

C、both are

D、

E、-

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第2题

Reporter: Good morning. This is local weather report. Today will be cool and_________ (部分多云), with a chance of rain this afternoon…

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第3题

What are the commonly used styles for documentation?

A、MLA

B、APA

C、CMS

D、GPS

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第4题

The plane smple harmonic longitudinal wave with frequency of= 1.25Hz travels along a slender metal rod. The elasticity modulus of the rod isand its density isHow much is the wavelength of the longitudinal wave?

A、0.1m

B、0.2

C、0.3

D、0.4

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第5题

完形填空。????It was the afternoon of December 24, ...

完形填空。

It was the afternoon of December 24, the day before Christmas；and as the newest doctor in our

office, I had to work. The only thing that1my day was the beautifully decorated Christmas tree in

our waiting room and a2sent to me by a fellow I was dating - a dozen long-stemmed red roses.

Then I was told a lady3needed to speak with me. As I stepped out, I noticed a young,

tired-looking woman with a4in her arms. Nervously, she5that her husband - a prisoner in a

nearby prison-was my6patient. She told me she wasn't7to visit her husband in prison and

that he had never seen his8. Her request was for me to let the boy's father sit in the waiting room

with her as9as possible before I called him for his appointment. I agreed.10, it was Christmas

Eve.

Her husband arrived-with chains on his feet and hands, and two armed guards. The woman's tired

face11like our Christmas12when her husband took a seat beside her. After almost an hour, I

called the13to my office.

At the end of the14, I wished him a Merry Christmas - a(n)15thing to say to a man headed

back to prison. He16and thanked me. He also said he felt17by the fact he hadn't been able to

get his wife anything for Christmas. On18this, I was inspired with a wonderful idea.

I'll never forget the look on both their faces as the prisoner gave his wife the beautiful19. I'm not

sure who experienced the most joy - the husband in giving, the wife in20, or myself in having the

opportunity to share in this special moment.

( ) 1. A. darkened

( ) 2. A. report

( ) 3. A. urgently

( ) 4. A. dog

( ) 5. A. explained

( ) 6. A. first

( ) 7. A. shown

( ) 8. A. wife

( ) 9. A. soon

( )10. A. After all

( )11. A. went red

( )12. A. day

( )13. A. prisoner

( )14. A. preparation

( )15. A. rude

( )16. A. cried

( )17. A. amused

( )18. A. hearing

( )19. A. clothes

( )20. A. winning

B. brightened

B. patient

B. strangely

B. box

B. learned

B. last

B. allowed

B. doctor

B. close

B. Above all

B. lit up

B. cake

B. woman

B. celebration

B. difficult

B. shouted

B. frightened

B. seeing

B. roses

B. meeting

C. shortened

C. gift

C. regularly

C. quilt

C. realized

C. best

C. persuaded

C. son

C. long

C. In addition

C. clouded over

C. party

C. guard

C. appointment

C. proper

C. disagreed

C. saddened

C. realizing

C. pictures

C. borrowing

D. worsened

D. message

D. unreasonably

D. baby

D. insisted

D. next

D. forbidden

D. victim

D. quietly

D. Sure enough

D. turned aside

D. tree

D. others

D. punishment

D. easy

D. smiled

D. encouraged

D. considering

D. decorations

D. receiving

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第6题

The brain electrical waves is the result of

A、summation of the postsynaptic potentials in one neuron.

B、action potential of one neuron.

C、summation of the postsynaptic potentials of the apical dendrities of neurons.

D、summations of the action potentials on the cell body of the neurons.

E、summation of the action potential on the axon of the neurons.

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What can we infer from the first four paragraphs？A．Uruguay has been always trying to join