大连外语学院：《基础英语》（英文版） Unit 8 shelter

Question 3 ◆ How do you understand the sentence“Then.and only then, are his services necessary

Question 3  How do you understand the sentence “Then, and only then, are his services necessary”?

Question 4 ◆ What does the word this refer to in the sentence“ There is a story which well illustrates this"?

Question 4  What does the word this refer to in the sentence “There is a story which well illustrates this”?

Question 5 ◆ Why was the medical student surprised?

Question 5  Why was the medical student surprised?

Question 6 ◆ Does the word llustrate mean the same thing in"There is a story which well illustrates this?and This volume on the subject, however happened to be so well illustrated..”?

Question 6  Does the word illustrate mean the same thing in “There is a story which well illustrates this” and “This volume on the subject, however, happened to be so well illustrated…”?

Question 7 ◆What, according to the writer must the owner of a bookshop do and be like?

Question 7  What, according to the writer, must the owner of a bookshop do and be like?