81. I'm afraid this painting is not by Picasso. It's only a copy and so it's _____.

　　A. priceless

　　B. invaluable

　　C. unworthy

　　D. worthless

　　[答案] D. worthless.

　　[注釋] worthless 無(wú)價(jià)值的, 無(wú)用的。Priceless 無(wú)價(jià)的, 貴重的, 無(wú)法估價(jià)的：a priceless treasure 無(wú)價(jià)之寶。Invaluable 無(wú)法估價(jià)的, 非常寶貴的。Unworthy 不值得的, 不配的; 無(wú)價(jià)值的。

　　82. The final _____ of the play will take place on Monday.

　　A. action

　　B. performance

　　C. view

　　D. sight

　　[答案] B. performance.

　　[注釋]performance (話劇的) 一場(chǎng)演出。

　　83. It was a long time before the cut on my hand _____ completely.

　　A. healed

　　B. cured

　　C. improved

　　D. recovered

　　[答案] A. healed.

　　[注釋] heal 1) 使痊愈, 治愈：The salve will help to heal the wound. (這種藥膏能治愈你的傷。) 2) 痊愈 (多指外傷) ：The cut on my leg has healed. (我腿上的傷口以痊愈。) 可見(jiàn), 本題是heal的第二種用法。cure治療, 治好; The drug cured my fever. (這種藥使我退燒了。) This medicine should cure you of your cold. (這種藥定會(huì)治好你的感冒。) recover也可以表示"痊愈", 意為"恢復(fù)正常"。例如：1) I think she will recover. (我認(rèn)為她會(huì)痊愈的。) 2) He almost fell ill, but quickly recovered. (他差點(diǎn)病到, 但很快就痊愈了。) 也可以用recovered做表語(yǔ)表示"痊愈, 恢復(fù)正常：Are you completely recovered from your illness? (你的病是不是完全好了?)

　　[注意] recover vi. 用作"痊愈"時(shí), 句子主語(yǔ)通常是人。Improve 改善, 此詞無(wú)"治療"或"痊愈"之意。

　　本題譯文：過(guò)了很長(zhǎng)時(shí)間我手上的傷口才痊愈。

　　84. To get my travelers' checks I had to have the bank _____ a special check for the total amount.

　　A. make up

　　B. make out

　　C. make for

　　D. make up for

　　[答案] B. make out.

　　[注釋] make out 辨別

　　85. She said she was glad the difficulty had been _____.

　　A. cleared away

　　B. cleared up

　　C. broken away

　　D. broken down

　　[答案] B. cleared up.

　　[注釋] clear up 解釋, 澄清; 解決：1) I had some doubts, but now they are cleared up. (以前我有許多疑點(diǎn), 但現(xiàn)在都解決了。) 2) The book has cleared up many difficulties for me. (這本書解決了我不少困難。) clear away 清除。