1、first of all, don't worry about any litter or empty bottles you see lying about.(首先，不用担心你看到的到处乱扔的垃圾和空瓶子。)
2、first of all, let me ask you something.(首先，让我问你一件事。)
3、first of all, there's this large scratch across the front of it.(首先，它前面有个很大的划痕。)
4、first of all, there are not many of them, and secondly, they have little money and, thirdly, they're hungry.(首先，他们人数不多；第二，他们没什么钱；第三，他们在挨饿。)
5、To achieve success, we should,first of all, have a clear long-term goal in our life.(为了取得成功，我们首先应该有一个明确的长期目标。)
6、first of all we should make primary education universal.(首先我们应普及初等教育。)
7、first of all we must identify the problem areas.(首先我们必须找出问题所在。)
8、To make members of a team perform better, the trainer,first of all, has to know their strength and weakness.(为了使队员们表现得更好，教练首先得了解他们的优点和缺点。) 【好工具hao86.com】
9、first of all, avoid all possible sources of allergy.(首先，避免所有可能的过敏源。)
10、first of all, I wish all classmates happy Children's day!(首先，祝所有同学六一儿童节快乐！)
11、first of all, it hurts me.(首先，它伤害到了我。)
12、first of all, sunlight doesn't reach that far down so it's totally dark.(首先，阳光照射不到那么深的地方，所以它完全是黑暗的。)
13、first of all, work is being done to the system on the left-hand side.(首先，对左手边的系统做功。)
14、first of all, China has no pirates.(首先，中国没有海盗。)
15、first of all, the brain feels no pain.(首先，大脑感觉不到疼痛。)
16、first of all, you should consider the majors that you are interested in.(首先，你应该考虑你感兴趣的专业。)
17、first of all, we need one complete new drawing board.(首先，我们需要一个全新的画板。)
18、If you've got expensive equipment in your room,first of all insure it.(如果你的房间里有昂贵的设备，首先给它投保。)
19、first of all, astronomers look for a star.(首先，天文学家要寻找一颗恒星。)
20、I would,first of all, congratulate you on taking the first step of starting to learn that language.(我会首先祝贺你踏出了学习语言的第一步。)
21、first of all, the campaign was late.(首先，竞选活动晚了。)
22、first of all, you need to do something about your topic.(首先，你需要对你的主题做点什么。)
23、first of all, could you give me your full name?(首先，你能告诉我你的全名吗？)
24、first of all, your robot would have to be able to sense the environment around it.(首先，你的机器人必须能够感知它周围的环境。)
25、first of all, we have a wide range of language courses.(首先，我们有种类多样的语言课程。)
26、first of all, small is beautiful.(首先，小即是美。)
27、first of all, they are able to withstand highly saline conditions.(首先，它们能够承受高盐环境。)
