1. Do you have this in my size?
这种款式有适合我的尺码吗?
还能这样说：
Do you have anything like this that will fit me?
Have you this kind to fit me?
应用解析：
That is about the size of it.
大致就是这样。
2. Where is the fitting room?
请问试衣间在哪儿?
还能这样说：
Can you show me the way to the dressing room?
How can I get to the dressing room?
应用解析：
do one's room 收拾房间;
give room 腾地方;让开;
single room 单人房;
room attendant 客户服务员;
no room to turn in 没有活动的余地，地方狭窄
3. Can I try it on?
我能试穿一下吗?
还能这样说：
May I try it on?
Am I allowed to try it?
应用解析：
try one's hand at sth. 初试身手(如技艺或运动)。
例如：I'd like to try my hand at basketball.
我想试试我的篮球技术。
4. It looks nice on me.
这件很适合我。
还能这样说：
It fits me very well.
It looks terrific on me.
谚语：
Everything is nice in your garden.
老王卖瓜，自卖自夸。