Caroline: Dr. Chen, what is the best part of your job as a space scientist?

Dr. Chen: ____1____ There is so much to research.

Caroline: What made you study space in the first place?

Dr. Chen: I loved watching the sky when I was little. ____2____

Caroline: Did you learn a lot of physics?

Dr. Chen: Sure. I’m still learning.

Caroline: ____3____

Dr. Chen: It depends. For me, it is easy and fun.

Caroline: I am also interested in space science. Can you give me some advice?

Dr. Chen: Read more. ____4____ And let your curiosity guide you.

Caroline: I’ve learned a lot from you today, Dr. Chen. ____5____

Dr. Chen: You’re welcome.

A. Thank you very much.

B. Keep asking questions.

C. Is physics difficult to learn?

D. Studying the soil from the moon.

E. How long have you worked here?

F. I wanted to know what was out there.

1.1.

A

B

C

D

解析：选D。解析：问句询问工作中最好的部分，需要回答工作内容。D 选项 “研究月球土壤”，符合语境。

2.2.

A

B

C

D

解析：选F。解析：问句提问研究太空的原因，前文说小时候喜欢仰望天空。F 承接上文，解释儿时探索未知的想法。

3.3.

A

B

C

D

解析：选C。解析：答句 “因人而异，对我来说简单有趣”，是回答一般疑问句。C“物理难学吗？” 匹配答语。

4.4.

A

B

C

D

解析：选B。解析：上文请求学习建议，前面已经给出建议 “多读书”，B “坚持提问” 同为学习建议，并列通顺。

5.5.

A

B

C

D

解析：选A。解析：答句 “You’re welcome（不客气）”，用来回应感谢，A “非常感谢您” 符合交际用语。