阅读下列短文，按要求完成各题。

Read the following passages, then finish the exercises.

youdao

认真阅读下列短文，在下列每小题的四个备选答案中选出一个正确答案，并将其字母标号填入括号内。

Read the following passages carefully and choose from the given choices the correct one. Then write the corresponding letter in the brackets.

youdao

认真阅读下列短文，在下列每小题的四个备选答案中，选出一个正确答案完成句子或回答问题，并将所选答案的字母标号填入括号内。

Read the following passages carefully and complete the sentences or answer the questions with the correct choice. Then write the corresponding letter in the brackets.

youdao