1. Imagine their surprise and delight when they broke open the packing cases and found that the fourth engine was sweet as honey----still in perfect condition.
    想一想他们所感受到的惊奇和兴奋 -- 当他们拆开包装箱时，他们发现第4台发动机就像蜂蜜一样甜 -- 发动机完好无损。

2. I was knocked over and fell against the door, striking my head and cutting it badly.
    书砸在我身上，我跌倒了，头撞在门上，磕破了，

3. I had seen her expression when she opened the door, her forced smile as she surveyed him from head to toe, checking her judgment of him against that already given to her by Auntie Suyuan.
    我曾注意到她开门时的脸部表情, 以及她从头到脚地打量他，以亲自验证素媛阿姨已经给她讲过的对里奇的评价时露出来的不自然的笑容。

4. I watched him go off the first morning with the older girl next door, seeing clearly that a stage of my life was ended.
    第一天早晨，我看着他和邻居家年龄比他大的小女孩一起出发，心里很清楚，我生活中的一个阶段已经结束了。

5. In this way, students can help to keep the online environment open and friendly.
    此外，学生在答题之前有时间对所给的信息进行思考，这就使得网上环境开放而友好。

6. If she stayed in the shower too long, her mom or dad usually banged on the door to rush her so she grabbed a towel and dried off.
    要是她在浴室待得太久，她爸爸或妈妈就会砰砰地敲门催她快点。她赶紧抓了条浴巾，把身子擦干。

7. In nearly every situation, a warm and firm handshake is a safe and positive way of showing an open and friendly attitude toward the people you meet.
    几乎在所有的场合中，热情而有力的握手都是一种安全而积极的做法，向你所遇到的人表明你开放、友好的态度。

8. I began to turn round to see what he was looking at and at the same moment, the outside bank guard, the one with the machine gun, came flying through the door and lay face down on the floor.
    紧随其后进门的是三个着实令人恐惧的人，他们头上都带着让人恐怖的面罩，还带着枪；至少最前面的一个拿着一支手枪。

9. In that thought is drama, is there not?” As he spoke, Albert closed the door behind him. Then he switched on the light.
    这种想法够戏剧化吧，是不是？"艾伯特一边说，一边随手关上门。然后他打开了灯。

10. If we trust each other, we are willing to be open to each other and reveal our true selves.
    如果我们彼此信赖，我们就愿彼此开诚布公，敞开心扉。