8. The watch was very good, and he 20 percent down for it. a good one 。 a better one 。 the best one 。 a best one。
7. We very early so we packed the night before. leave 。 had left 。 were leaving 。 have left。
5.I got to the office earlier that day, the 7:30 train from Paddington caughl 。 to have caught 。 to catch 。 having caught。
社区服务的内容主要包括（ ）。 社区商业服务。 社区志愿服务。 社区公共服务。 社区互助和自助服务。 社区矫正服务。
下列关于现役军人死亡抚恤金发放的说法中，正确的是（ ）。
23. Try not to cough more than you can ___ since it may cause problems to your lungs.
