przedtem 用英语:

We prepared snacks beforehand.

If you feel nervous speaking in public, practise your speech to the mirror beforehand.

I knew beforehand that would happen

Be sure to fill in the blanks from top to bottom beforehand.

How could she tell beforehand that I was going to go out?

Getting your thoughts organized beforehand makes writing the actual essay much quicker and easier, since you know what direction you're going in.

if you prepare the ingredients beforehand, the cooking will take you less time

I didn’t say anything beforehand – it was a surprise.

I'd rung up beforehand to book a table.

Take the syringe out of the packaging, but remember to disinfect your hands beforehand.

Parents are encouraged to enhance their children experience by preparing carefully for tge day beforehand. How could she tell beforehand that I was going to go out? I'd rung up beforehand to book a table.

The police need to be briefed beforehand on how to deal with this sort of situation.

Be sure to find out beforehand which one you should leave from.

I know better than to climb mountains in winter without making all necessary preparations beforehand.

Death before dishonor!

The fact that Britain had no national anthem before 1745 is in itself of little consequence.

Before long, the moon came out.

I told you before that you should ask your mother first.

Before Tom met Mary, he never seemed to be happy.

She had been in the hospital for a week before her husband came back.

Many parents think it's important for their children to eat before 8:00 p.m.

Before you can love others, you need to be able to love yourself.

Humanity has suffered more from war in this century than ever before.

He had not been employed by the company two years before his linguistic abilities were recognized.

It was very cold, and then before long, on top of that, it began to rain.

I'll leave a key with my next-door neighbour in case you get here before I do.

Before going to study in Paris, I must brush up on my French.

I met Tom before I graduated from high school, but didn't meet Mary until many years later.

It's very unlikely that we will release a new album before next winter.