您要查找的是不是：
- I am well aware that this is a tough job. 我深知这是一件棘手的工作。
- Ah! This is where I put away this shirt. 啊，原来这衬衫是收在这地方。
- This is one of the jammiest jobs I've ever had. 这是我干过的最轻松的工作。
- I think this is their house but I'm not sure. 我想这是他们家，但不敢肯定。
- This is just what I have long sought after. 这就是我找寻了很久的东西。
- This is an insulitis of an islet of Langerhans in a patient who will eventually develop type I diabetes mellitus. 胰岛炎胰岛，病人最终将发展为I型糖尿病。
- I certify that this is a true copy. 我证明这是真副本。
- A simple test will show if this is real gold. 简单的试验就能证明这是否是真金。
- I want a large box; this is too small. 我要一个大盒子;这个太小了。
- This is the only watch that I have. 这是我唯一的表。
- This is our new car. I bought it yesterday. 这是我们的新车。我昨天买的。
- This is something I can do without. 我没有这东西也行。
- This is the very best novel I've read lately. 这是我最近读过的最好的小说。
- This is the city where I was born. 这是我出生的城市。
- This is a book I bought secondhand years ago. 这是我几年前买的一本旧书。
- Why, this is the very book I want. 嗨，这正是我想要的书。
- This is a free country I can say what I like. 这是个自由的国家--我爱说什麽就可以说什麽。
- This is only one instance out of many. 这不过是许多例子中的一个。
- This is one of the cafes I used to haunt. 这是我以前常去的一家咖啡馆。
- Hello? This is Val. I am calling from Hilton. 喂？我是瓦尔。我是在希尔顿给你打电话。
