1) familiar to：某事为某人熟知
e.g. There were facts not familiar to me.
familiar with：熟悉或通晓某事
e.g. He is familiar with English, German and French..
2) feel for sb.：同情某人，为某人难过
e.g. I feel for you in your sorrow.
feel for sth：(用手、脚、棍子等)摸索，寻找某物
e.g. She felt under the pillow for her watch.
3) for a moment：片刻，一会儿
e.g. She was silent for a moment, weighing in her mind the pros and cons.
for the moment：此刻、暂时
e.g. I cannot recall his name for the moment.
4) get down：下去，下来;写下来
e.g. The bus was so jammed that I could not get down.
Here’s the telephone number I got down for you.
get down to：认真着手进行处理
e.g. It is no good shirking the job, it will have to be got down to.
5) get into trouble with sb.：遭到某人的(训斥等)
e.g. Poor Tom is always getting into trouble with the boss.
get sb. into trouble：使某人陷入困境
