您要查找的是不是：
- If it is collect call, I'm afraid it must be a person to person call,not a station to station call. 若是這樣，這一定是叫人電話，而不能是對號電話。
- If it is collect call. 若是這樣。
- If it is collect call, 若是這樣
- It looks as if it isn't clean enough to bathe here. 看起來海水好像不幹凈，不能游泳。
- I feel as if it is going to rain. 我覺得好像要下雨了。
- It looks as if it is going to rain. 看來要下雨了。
- If it is fine tomorrow, we could go out. 如果明天天氣好，我門能夠出門。
- The meat will rot if it isn't kept cool. 肉如果不冷藏就會腐敗。
- If it is put across well, the audience will get it. 如果能講清楚，聽眾是能理解的。
- The bread will dry out if it is left on the table. 不要把麵包放在桌上，它會變乾的。
- We will give you a call if it is reported. 一旦它報上來，我們就會給您打電話。
- I'd like to have some salmon if it is on. 如果有大馬哈魚供應,我想來一點。
- Milk goes bad quickly if it is not refrigerated. 如果不冰凍牛奶很快就變酸。
- But I wonder if it is really necessary to run the risks. 但是我不知道是否真的有必要冒險。
- A substance is in liquid state if it is neither gaseous nor solid. 一種物質和果它既不是氣態，也不是固態，那它一定以液態形式存在。
- If it isn't my old friend Bob Thomson what a coincidence! 這不是我的老朋友鮑勃·湯姆森嗎－－真巧哇！
- Let us press on with our work, even if it is dull and weary. 儘管這項工作枯燥乏味，我們還是幹下去吧。
- The raft will be more buoyant if it is less heavy. 木筏若輕一點，浮力就更大了。
- If it is a document, the price is as much as an IDD call. 如果是文字傳真，價格和長途直撥電話一樣計費。
- He's fussy about his food, if it isn't cooked just right, he won't eat it. 他過分著意於自己所吃的東西，如果不是烹調得恰到好處，他就不吃。
