2012大学英语四级语法-ing真题训练（九）

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2012大学英语四级语法-ing真题训练（九）
41. _____this information , Alice sat down again to wait.
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6 h5 f  n( L3 E6 \' n0 y" B  W    A)On giving    B)After having to give     C)Having been given    D)After given
   
    42. They conclude that _____ a planet only approximately like their own , life is almost certain to start.
   
3 h7 g- B' o& B0 z; M1 d    A)to give       B)to be given       C)given        D)give
   
! X8 g& n) y* O* [* Q    43. A beam of light will not bend round the corner unless _____ to do so with  the help of a reflecting device.
   
/ s- _& w* l% L- Z1 K7 ?    A)having       B)to be made       C)having made       D)made
   
    44. The teacher walked into the classroom ______ .中 华 考 试 网
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1 R5 v3 |0 W" O    A)with a book in hand               B)hand with a book
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    C)being with a book in hand          D)to have a book in hand
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    45. The astronauts started their journeys in rockets ______ forward by jets of hot gas.
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6 h( r( d1 M! |    A)drove       B)to drive      C)driven       D)driving

. b1 ~% K( V: p) ?4 X答案：41 c 42 c 43 d 44 a 45 c