单项选择

• 1、

  How do you account for your absence from the class

• 2、

  I admire his work.

• 3、

  Relief workers were shocked by what they saw.

• 4、

  Loud noises can be annoying.

• 5、

  Her mood can be gauged, by her reaction to the mos

• 6、

  The story was touching.

• 7、

  The substance can be added to gasoline to accelera

• 8、

  Even sensible men do absurd things.

• 9、

  They cheated the old woman out of her house and st

• 10、

  We explored the possibility of expansion at the co

• 11、

  In the latter case the outcome can be serious inde

• 12、

  Everybody was glad to see Mary back.（　）

• 13、

  The fuel tanks had a capacity of 140 liters.

• 14、

  The government has protected farmers from damaging

• 15、

  We have to ask them to quit talking in order that