1·I can take the car if necessary.
如果必要的话，我可以乘汽车去。
—— 《牛津词典》
2·Oh, very well , then, if you insist.
啊，那好吧，如果你坚持的话。
—— 《牛津词典》
3·You can take the car, if you want.
如果想用那辆车，你就尽管用吧。
—— 《牛津词典》
4·What will you do if you fail?
如果你考试失败打算干什么？
—— 《牛津词典》
5·It'll fit if you stand it on end.
如果把它竖着就放得进去了。
—— 《牛津词典》
1·I would appreciate it if you paid in cash.
假如你支付现金的话，我会不胜感激。
—— 《牛津词典》
2·I should wait a little longer, if I were you.
假如我是你的话，我会再等一会儿。
—— 《牛津词典》
3·You can hire a car if you want to explore further afield.
假如你想逛更远的地方，可以租辆汽车。
—— 《牛津词典》
4·Doctors cannot effect a cure if the disease has spread too far.
假如这种疾病已扩散得厉害，医生也无法妙手回春。
—— 《牛津词典》
5·I dread to think what would happen if there really was a fire here.
我不敢想象假如这儿真的发生火灾会是什么情景。
—— 《牛津词典》
1·But if the book has one major shortcoming, it's that the authors don't spend enough time applying a critical eye to the role of Internet businesses in these sweeping changes.
但如果说这本书有一个主要的缺点，那就是作者没有下足功夫，以批判的眼光来看待互联网企业在这些变革中所扮演的角色。
2·If there's anything I can't stand it's an indecisive, wishy-washy customer.
如果说我有什么不能容忍，那就是优柔寡断、挑三拣四的顾客。
—— 《柯林斯英汉双解大词典》
3·If anything, the information is overwhelming.
如果说有什么区别的话，那就是信息太多了。
4·If there is ever a core or a pioneer group in Europe, Spain will be in it.
如果说欧洲有一个核心或者是先锋集团，那么西班牙将会位列在其中。
5·If they kill anything, it will be forms of entertainment that cost more money and time.
如果说它们会消灭什么的话，那也会是更加费钱、费时的娱乐方式。
1·The money's there if you need it.
你若需要用钱就来取好了。
—— 《牛津词典》
2·I'd be glad if you could help me.
你若能帮助我，我会非常感激。
—— 《牛津词典》
3·Let me know if you have any problems.
你若有困难就告诉我。
—— 《牛津词典》
4·I'll thump you if you say that again.
你若再说这话，我就把你揍扁。
—— 《牛津词典》
5·You'll fry on the beach if you're not careful.
若在海滩上不小心会被太阳灼伤的。
—— 《牛津词典》
1·She'll throw a fit if she finds out.
她要是发现了，一定会大发雷霆。
—— 《牛津词典》
2·I'll belt you if you do that again.
你要是再这样，我就揍你。
—— 《牛津词典》
3·I'll help you if you're stuck.
你要是难住了，我来帮你。
—— 《牛津词典》
4·It would be a shame if you lost it.
你要是把它丢了就太可惜了。
—— 《牛津词典》
5·It would be nice if he moved to London.
他要是搬到伦敦就好了。
—— 《牛津词典》
1·Go outside and see if it's raining.
去外边看看是否下雨了。
—— 《牛津词典》
2·Alex asked me if I wanted a massage.
亚历克斯问我是否需要一次按摩。
—— 《柯林斯英汉双解大词典》
3·She asked if I would help.
她问我是否会帮忙。
—— 《牛津词典》
4·I wonder if you can help me.
不知您是否能帮我的忙？
—— 《牛津词典》
5·His comrades asked him if he was hurt.
他的伙伴们问他是否受伤了。
—— 《柯林斯英汉双解大词典》
1·If you were a bird, you could fly.
假使你是只鸟，你便会飞了。
—— 《新英汉大辞典》
2·If you have finished reading that book, take it back to the library.
假使你已看完那本书，便将它还回图书馆。
—— 《新英汉大辞典》
3·What would they say if I did not go?
假使我不到那里去一下，他们将说些什么呢？
4·But something awful did happen to her; it was the kind of story that she herself would surely have enjoyed telling, if it hadn't nailed her down forever.
但确有糟糕的事情发生在她的身上；那是她本人一定会很高兴讲述出来的那种经历，假使老天爷不把她给送到九泉之下的话。
5·What if we had more control over how happy we are in our lives?
假使在我们的生活中我们可以更多的控制如何幸福将会怎么样呢？
1·Wire the thermometers up to trigger off an alarm bell if the temperature drops.
把温度计的电线连接上，当温度下降时，就会触发警报。
—— 《柯林斯英汉双解大词典》
2·They are dangerous only if programmers are careless.
只有当程序员粗心大意时，它们才是危险的。
3·But I ask my father if he texts messages, and guess what he said?
但当我问我爸爸他有没有发短信时，猜猜他说了什么？
4·She had not felt as if she looked cheerful when she gazed at the tree.
当她凝视着那棵树的时候，她觉得自己并不能装出感到高兴的样子。
5·I am certain of it, especially if it's difficult for a competitor to copy.
我对此非常确信，尤其是当竞争对手很难抄袭的时候。
1·It was a warm day, if not exactly hot.
这一天即使算不上热，也是一个暖和的日子。
—— 《牛津词典》
2·The implication was plain, if left unstated.
即使不说出来，隐含义也很明显。
—— 《柯林斯英汉双解大词典》
3·I'll make this marriage work if it kills me.
即使把命豁出去，我也要使这婚姻成功。
—— 《柯林斯英汉双解大词典》
4·Such measures are desirable, if not essential.
这些措施即使不是必要，也是可取的。
—— 《牛津词典》
5·It wouldn't surprise me if they got married soon.
即使他们很快就结婚，我也不会感到意外。
—— 《牛津词典》