单词辨音，下列各组单词中，有一个单词划线部分的读音与其他三个单词划线部分的读音不同，选出该单词。
| A．brown | B．know | C．bowl | D．borrow |
| A．hear | B．year | C．bear | D．near |
| A．blouse | B．mouth | C．cloudy | D．young |
| A．think | B．both | C．health | D．together |
| A．play | B．says | C．stay | D．way |
—This is Jenny speaking. May I speak to Dr. Wang?
—________. I’ll tell him to call you back.
| A． |
Have a good trip |
B． |
This is Dr. Wang speaking |
| C． |
I’m glad to hear that |
D． |
Sorry, he is not available now |
— Do you know March 21st is World Sleep Day? Sleep is important to us.
— Yes. A good sleep gives us ________ and makes us happy.
| A． |
truth |
B． |
fame |
C． |
energy |
D． |
culture |
—Please be quiet. We are in the library.
—________.
| A． |
Well done |
B． |
OK, I will |
| C． |
Enjoy yourself |
D． |
Long time no see |
________ Yuan Longping, the Father of Hybrid Rice, has passed away, he is forever in my mind.
| A． |
If |
B． |
Unless |
C． |
Before |
D． |
Although |
—China’s high-speed railway technology ________ the world now.
—That’s true. It has developed rapidly over the past years.
| A． |
led |
B． |
was leading |
C． |
is leading |
D． |
will lead |