解析：on one's own 独自。

　　答案：on

　　8．She pulled ________ her car suddenly.

　　解析：pull up 停车。

　　答案：up

　　9．He was ________ no mood for chatting.

　　解析：in no mood 没有......的心情。

　　答案：in

　　10．She writes to me now ________ then.

　　解析：now and then 时而。

　　答案：and

　　Ⅳ.语法填空

　　A: Have you travelled a long __1__ (distant) on your own?

　　B: Yes. During that journey, I had to depend __2__ myself. I was __3__ a good mood. Everything went __4__ (smooth). Before the train pulled __5__， I __6__ (check) in.

　　A: But I had a bad experience travelling by myself. Although I listened to my flight number now and __7__， I missed my flight. The plane took __8__ before I could go on board. I had no alternative but __9__ (call) off the trip.

　　B: Bad luck. Next time, you'd better go __10__ passport control on schedule in case you miss your flight again.

　　A: Thank you for reminding me of that.

B: That's all right.