1.Two second-class singles to Leeds, please.

1.请给我两张到利兹二等车厢单程票。

2.A single sparkcan start a prairie fire.

2.星星之火, 可以燎原。

3.Let not a single classmate lag behind.

3.不要让一个同学掉队。

4.Flynn flattened him with a single punch.

4.弗林只一拳就把他打趴在地。

5.I shall restrict myself to a single example.

5.我将限定自己只用一个例子。

6.He never said a single word in retaliation.

6.他从未说过一句反击。

7.Not a single detail is to be omitted.

7.何细节不得遗漏。

8.I won the fight without landing a single punch.

8.我一拳都没打中就赢了。

9.All the speakers hook up to a single amplifier.

9.所有叭都接在单一扩音器。

10.Their latest single sounds suspiciously like the last one.

10.他们最新单曲唱去和前一张很像。

11.A single pipeline serves all the houses with water.

11.一条单管路给所有房子供水。

12.Those two banks have consolidated and formed a single large bank.

12.那两家银行已合并成一家大银行。

13.On these vast plains there was not a single human habitation.

13.在这些大平原，没有一处人住所。

14.They quoted 756 dollars for the single New York—London fare.

14.他们对纽约到伦敦单程机票开价是756美元。

15.We've lumped all the top students in single class.

15.我们把所有优等生都编在一个班里。

16.There is a single name on the blackboard — whose is it?

16.黑板只有一个名字，是谁名字？

17.A type of cymose inflorescence with only a single main axis.

17.单歧聚伞花序 Monochasium 具有单一主轴聚伞花序类型。

18.Many theories purport to explain growth in terms of a single cause.

18.许多理论都标榜以单一原因解释生长。

19.We are one single mestizo race from Mexico to the Magellan Straits.

19.从墨西哥到麦哲伦海峡我们是一个单独混血种族。

20.For text-mode files, carriage return–linefeed pairs are counted as single characters.

20.对文本模式文件，回车换行作为一个字符。