26. in the air 1)不肯定, 不具體.　 2)在謠傳中.　 on/off the air正在廣播；停止廣播

We may be going skiing at Christmas, but it’s still all up in the air. 我們圣誕節(jié)可能去滑雪，但還沒有定下來。

We shall be on the air in five minutes.我們五分鐘后開始廣播。

25. ahead of 在……之前, 超過……; ahead of time 提前.

He will be ahead of others in English. 他在英語方面將超過別人。

24. in agreement (with) 同意, 一致

We are in agreement with their decision. 我們同意他們的決定。

23. agree with 贊同(某人意見) agree to 同意

I entirely agree with you. 我完全同意你的看法。

We couldn’t agree on a date/when to meet.關(guān)於日期[什么時候見面], 我們未能取得一致意見.

22. take advantage of (=make the best of, utilize, make use of, profit from, harness)利用.

She took advantage of his good nature.她利用了他脾氣好這個特點。

21. have an advantage over 勝過.　 have the advantage of 由于……處于有利條件　 have the advantage of sb.知道某人所不知道的事

This method has the advantage of saving a lot of fuel. 這個方法有可以節(jié)省很多燃料的優(yōu)點。

Her teaching experience gave her a big advantage over the other applicants for the job.她的教學(xué)經(jīng)驗使她比起其他求職者具有很大的有利條件。

20. in　 advance (before in time) 預(yù)告, 事先.

Before visiting him, I called him up in advance. 在拜訪他之前，我先打電話給他。

19. adjust…(to) (=change slightly)調(diào)節(jié); 適應(yīng);

He adjusted himself very quickly to the heat of the country. 他很快使自己適應(yīng)了這個國家炎熱的天氣。

18. in addition (=besides) 此外, 又, 加之

In addition to a diet, she pursues various exercises on TV. 節(jié)食以外她還隨電視做體操。

17. adapt…(for) (=make sth. suitable for a new need) 改編, 改寫(以適應(yīng)新的需要)

This novel has been adapted for radio from the Russian original. 這部小說已由俄文原著改編成無線電廣播節(jié)目。