I saw him dance.(He was seen to dance.) 我看见他跳舞了。 “s”在此处为连接词，引导一个状语从句，表示原因。 All government offices will be closed as tomorrow is a public holiday. 因为明天是法定假日，所有的政府部门都会关门（不办理业务）。 As he had consulted the dictionary,he was quite sure of his accurate interpretation of the passage. 因为他查过字典，他非常确定他对这文章的解释很精确。 But with an estimated 150 million potential customers watchingeach Bucks game in China,the price seems more than worth it. 但是估计有一亿五千万的中国潜在消费者观看雄鹿的此赛，这点广告费简直是物超所值。 句中的“wth”引导一个独立结构，使得句子紧凑、生动。这里的具体结构是 with+名词+现在分词”，表示动作的主动和正在进行。 With the boy leading the way,we found the house easily. 有小男孩引路，我们很容易就找到了那所房子。 She fell asleep with the candle burning. 她点着蜡烛睡着了。 "potential"在此处为形容词，表示"capable of being but not yet in existence”,即 “潜在的。可能的。 These are the potential risks to health associated with the drug 这就是这种药物对健康存在的潜在的危险。 The book is probably a potential best seller. 该书可能成为一部畅销书。 As the NBA gains steam in China,finding them should not be difficult. 随着NBA在中国获利蒸蒸日上，想找到这样的人肯定不难。 "steam”是这个以"as”引导的表示时间的状语从句里的动词，表示“tostart doing somethingvery quickly”,即“加速，开始加快"。 I saw him dance. （= He was seen to dance.） 我看见他跳舞了。 “as”在此处为连接词，引导一个状语从句，表示原因。 All government offices will be closed as tomorrow is a public holiday. 因为明天是法定假日，所有的政府部门都会关门（不办理业务）。 As he had consulted the dictionary, he was quite sure of his accurate interpretation of the passage. 因为他查过字典，他非常确定他对这文章的解释很精确。 But with an estimated 150 million potential customers watching each Bucks game in China, the price seems more than worth it. 但是估计有一亿五千万的中国潜在消费者观看雄鹿的比赛，这点广告费简直是物超所值。 句中的“with”引导一个独立结构，使得句子紧凑、生动。这里的具体结构是 “with+名词+现在分词”，表示动作的主动和正在进行。 With the boy leading the way, we found the house easily. 有小男孩引路，我们很容易就找到了那所房子。 She fell asleep with the candle burning. 她点着蜡烛睡着了。 “potential”在此处为形容词，表示“capable of being but not yet in existence”，即 “潜在的，可能的”。 These are the potential risks to health associated with the drug. 这就是这种药物对健康存在的潜在的危险。 The book is probably a potential best seller. 该书可能成为一部畅销书。 As the NBA gains steam in China, finding them should not be difficult. 随着 NBA 在中国获利蒸蒸日上，想找到这样的人肯定不难。 “steam”是这个以“as”引导的表示时间的状语从句里的动词，表示“to start doing something very quickly ”，即“加速，开始加快