Question 36: According to paragraph 4, thorns on xerophytes __________ . A. can reach water very far undergrou...

Question 4: A. in an attempt        B. for an attempt        C. at an effort        D. on an effort

Question 5: A. will be increased        B. will increase        C. will be increasing        D. are increased

Question 6: A. soul        B. mind        C. prime        D. gold

Question 8: A. when        B. where        C. which        D. who

Question 9: A. get through        B. come across        C. look up        D. see through

Question 10: A. However        B. Moreover        C. So        D. Although

Question 12: A. another        B. others        C. lots        D. other

Question 34: Why does the author mention the action of stomata in the passage?

A.  To describe the basic parts of a succulent        B. To illustrate that cacti have no leaves.

C.  To emphasize a unique adaptation of succulents        D. To explain how chlorophyll works

Question 26: The word “they” in paragraph 4 refers to __________.

A.  studies        B. youngsters        C. neighbourhoods        D. changes

Question 2: A. valuable        B. efficient        C. effective        D. invaluable