4. It was Paul who lent this ________ (hand) little tool to me.

5. Many people made contributions to achieve basic ________ (equal) for women.

III. 选用方框内所给的短语并用其适当形式填空（每个短语限用一次）。

wonder about, base on, click into, carry out, die of 1. Some practical experiments ________ by Spike in the early 1930s produced interesting results.

2. I was ________ the best way to offer comfort and help to these children.

3. If you need more information on technology and training, please _______ our website.

4. Sadly, the famous singer ________ a heart attack suddenly at the age of 36.

5. Their research was entirely ________ anecdotal evidence.

IV. 根据汉语意思补全下列句子（每空一词）。

1. 贝蒂将帮你找个住的地方。

Betty ________ ________ ________ ________ _________ somewhere to live.

2. 这些石头台阶被磨损破裂了。

These stone steps ________ ________ ________ ________.

3. 加入这家俱乐部，你就能免费下载这些电影。

Join the club, and you will ________ ________ ________ ________ _________.

4. 埃米在病假工资上与雇主有争执。