2012年12月大学英语六级语法专项练习(25)

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2012年12月大学英语六级语法专项练习(25)
1 A* c! ~; M+ K( c' ~- W　61. It is rather ________ that we still do not know how many species there are in the world today.
1 V5 }' L8 z1 Y1 |! x$ e" X　　A) misleading      B) embarrassing      C) boring      D) demanding（B）
　　62. ________ is the center of our planetary system was a difficult concept to grasp in the Middle Ages.
　　A) It is the sun and not the earth      B) Being the sun and not the earth
　　C) The sun and not the earth      D) That the sun and not the earth（D）wｗw.ExamＷ.CoM
! O) }% L6 ]/ h. t　　63. A friendship may be ________, casual, situational or deep and lasting.
　　A) identical      B) original      C) superficial      D) critical（C）
　　64. Just as the builder is skilled in the handling of his bricks, ________ the experienced writer is skilled in the handling of his words.
0 B  N' j  ?6 L2 {! U- n' l　　A) as      B) thus      C) so      D) like（C）
　　65. A good teacher must know how to ________ his ideas.
) x  @6 U* x  U, i* t7 L' b3 C% I　　A) convey      B) display      C) consult      D) confront（A）