if
You can do it this way if you care to.
如果你乐意的话，可以这样做。
A simple test will show if this is real gold.
简单的试验就能证明这是否是真金。
Fruit juices ferment if they are kept a long time.
果汁若是放置很久，就会发酵。
If I had my way, I'd go to the movies tonight.
假如我做得到的话，我今晚会去看电影。
If we all muck in we'll soon finish the job.
如果我们大家都动手，一会儿就可以干完这件事。
If you go to a private hospital you must pay.
如果你去一家私立医院就诊，你得付费。
We should practice economy even if we are rich.
即使我们富裕了也仍应该厉行节约。
Do you mind if I draw up the blinds?
我卷起窗帘你不反对吧？
I scrubbed hard at the stain to see if I could get it off.
我使劲擦这个污迹，看能不能将它去掉。
If everyone does his part, the project will surely be a success.
如果大家都尽责，这个项目肯定会成功。
If today is Tuesday, the day after tomorrow will be Thursday.
假如今天是星期二，後天就是星期四。
If we can pull through this recession, we will be in good shape.
如果我们能渡过这段经济不景气的时间，我们就会好多了。
If you hit the child again, you'll have me to reckon with.
如果你再打孩子，我就要插手这事了。
She will buy him a cardigan if her son asks her to.
如果她儿子要求的话，她就给他买一件羊毛衫。
If the ink sinks in, it'll be hard to remove the spot from the cloth.
如果墨水渗入布料，就很难把污迹洗去。
I'm going to make sure if I'm going to Macao.
我要拿定主意我是否去澳门。
He walked along as if favoring his sore foot.
他走路像是特别小心照顾他那只酸痛的脚似的。
If he were here I can explain to him myself.
要是他在这里，我就可以亲自向他解释了。
I can give you a round neckline if you prefer.
如果您喜欢我可以给您开个圆领口。
See if you can hook it with this pole.
看看能不能用这根杆子把它捞起来。
If took ten men to wrestle the device into place.
用了10个人才把那台装置挪动到位。
If you do harm to me I shall not look over you.
如你对我使坏，我可不饶恕你。
I felt as if my heart would burst with joy.
我觉得自己高兴得心花怒放。
I knew if I kept at it I should succeed.
我知道如果我坚持下去就会成功。
It looks as if it will rain before long.
看起来一会儿就要下雨了。
If he were you, he would reconsider my proposal.
他要是你，他会重新考虑我的建议。
If I fall asleep at the wheel wake me up.
如果我开车时睡着了，就叫醒我。
That was a fine meal if ever there was one!
那确实是一顿丰盛的饭。
After the rain the corn shot up as if by magic.
雨后玉米苗像变魔术一般的长起来了。
The customs asked me if I had anything to declare.
海关人员问我是否有要报税的东西。
May I ask if you are fond of traveling by sea?
我可以问一下你是否喜欢海上旅行？
I'd like him better if he didn't ponce about so much.
如果他不这么到处招摇，我会更喜欢他一些。
Success is mine if I stick it out.
只要我坚持到底成功就是我的。
Do you know if they like this new item?
你知道他们是否喜欢这个新品种？
My husband will go berserk if he finds you here.
要是我丈夫发觉你在这里，他会气疯的。
If Dad catches you you'll be in the soup.
如果爸爸抓住你，你就要倒楣了。
If the ink sinks in it'll be hard to remove it.
如果墨水渗入，要除去就很困难。
Silk dresses are easy to crumple up if not carefully handled.
真丝衣服若不能正确处理，很容易起皱。
Whisky can be good for you if taken in moderation.
威士忌酒如饮用适度是有益的。
The people would rise in open rebellion if oppressed by a monarchy.
如果遭到君主制的压迫，人民就会起来反抗。
If you steal, you are chargeable with theft.
如果偷窃就可能被控偷窃罪。
See if you can get a line on the new man.
看你能否打听到新来人的情况。
There's always the food in the freezer if need be.
需要食物的话，冰箱里就有。
Even if I have to walk all the way I'll get there.
即使一路走着去，我也得赶到那里。
You are just inviting trouble if you do that.
你那么做就是在自找麻烦。
You must be weak in the head if you believe that.
你相信那件事可就太傻了。
You won't make the team if you don't try out.
不参加选拔就不能加入这个队。
You'll crack up if you go on working so hard.
你继续这样拚命干下去，身体会吃不消的。
I asked her if she had any rooms to let.
我问她有没有房间出租。
I asked the man opposite if he would open the door.
我问对面的人他愿意不愿意开门。