9.The runners are taking _______their positions on the starting line.

A. up B. in C. off D. on

【答案】A

【解析】

【详解】考查固定搭配。句意：赛跑运动员在起跑线上占据了自己的位置。take up占据，开始从事，故选A。

10.She was on the point of going out________ the telephone rang.

A. while B. as C. before D. when

【答案】D

【解析】

【详解】考查固定句式。句意：她正要出去，这时电话铃响了。固定句式：be on the point of---when---，正要做某事，这时候---，故选D。

【点睛】与并列连词when相关的句式归纳

1． be (just) about to do when

She was just about to say something more when she noticed the sullen look on his face．她刚要再说些什么， 却突然看到了他阴沉的脸色。

2． be (just) on the point of doing sth when

They were on the point of giving up when the captain encouraged them fiercely to save the ship． 就在他们快要放弃努力时， 船长鼓励他们竭尽全力挽救轮船。

3． be going to do when

He was going to run away， when the policemen came． 他正打算逃跑， 警察突然出现了。

4． be doing sth when

The children are playing football on the playground， when it began to rain． 孩子们正在操场上踢足球， 突然下起了大雨。

5． be busy doing when

I was busy doing my homework when one of my classmates came． 我正忙着做作业， 这时我的一个同学来找我。

6． had （just) done when

I had just gone to bed after a very hard day when the phone rang． 在劳累了一天之后， 我刚要上床睡觉， 这时电话响了。