单选题

• 1、

  The substance can be added to gasoline to {{U}}acc

• 2、

  The city has decided to {{U}}do away with{{/U}} al

• 3、

  The government is {{U}}debating{{/U}} the educatio

• 4、

  He invested a {{U}}considerable{{/U}} amount of mo

• 5、

  The most {{U}}crucial{{/U}} problem any economic s

• 6、

  I {{U}}meant{{/U}} to give you this book today, bu

• 7、

  During the past ten years there have been {{U}}dra

• 8、

  His health had {{U}}deteriorated{{/U}} while he wa

• 9、

  They are worded about their {{U}}capacity{{/U}} to

• 10、

  They had a far better {{U}}yield{{/U}} than any ot

• 11、

  The interview took place around the kitchen table

• 12、

  Since the Great Depression, the United States gove

• 13、

  We should {{U}}contemplated{{/U}} the problem from

• 14、

  We should never {{U}}content{{/U}} ourselves with

• 15、

  {{U}}As a matter of fact{{/U}}, I love soft music