测定胃蛋白酶活性时，在将溶液pH由10降到2的过程中，胃蛋白酶活性将（   ）

“一个小丑进城，胜过一打医生。”这一谚语告诉我们（    ）

补写出下列句子中的空缺部分。

①荀子《劝学》中表明广泛地学习并能自省，不断提高、完善自己的名句是：“____，____。”

②《逍遥游》中“____，____”，指出顺应天地万物之性、驾驭六气的变化才是真正的逍遥游。

③《邹忌讽齐王纳谏》中，描述齐威王纳谏后，群臣纷纷进谏的大好局面的句子是：“____，____。”

    Let's talk about Sherlock! You know who I mean, Sherlock Holmes of curse! I have very quickly learnt ____he is not just popular back in the UK, but is huge around the world. In my first lesson I asked the students____ (tell) me what they already knew about the UK.____my surprise, most classes put Sherlock Holmes first. And I even have a student____English name is Sherlock!

    But who is Sherlock Holmes? Sherlock Holmes is a character ____(create) by British doctor and writer Sir Arthur Conan Doyle. He first appeared in print in 1887, and ____(be) a part of popular culture for over a century. He has become ____(know) for his early use of deductive reasoning(演绎推理). In total, Holmes appears in four novels and fifty-six short stories. Most of these ____(write) from the view of his friend Dr. Watson.

    Although at first a character in novels and short stories, Sherlock Holmes has become popular on the big and small screen. In fact, he has the honor of ____(hold) the Guinness World Record for the “Most Portrayed Movie Character”. More than seventy ____(act) have played the role in over two hundred films!