28
サム、死んじゃだめ。
Sam, don't you leave me.
15
いや、それじゃだめだ。逆になるように回してごらん。
No, that's not the right way. You have to turn it the other way round.
18
俺、指が太いから、小さなキーボードじゃだめなんだよ。
I have chubby fingers, so I can't use a small keyboard.
Getting the sentences
Common usages
Statements of prohibition are often shortened using this form in casual speech.
It's also used often with the conjunction では or それでは
It is can also be used when では is part of a negative (ではない or ではありません)
死んではだめ！(correct)
You can't die!
死んじゃだめ！(correct)
You can't die!
It's also used often with the conjunction では or それでは
では、行ってきます。(correct)
Well then, I'm going.
じゃ、行ってきます！(correct)
Well, I'm off!
It is can also be used when では is part of a negative (ではない or ではありません)
私は今日、元気ではない。(correct)
I'm not well today.
私は今日、元気じゃない。(correct)
I'm not well today.
Where this grammar is found
Grammar usage notes
Nothing posted yet!
Questions/Discussion
Nothing posted yet!
19
すぐに警察に連絡しなくちゃ。
We must contact the police at once.
12
クラスでスキットをしなくちゃいけないので、相手を探します。
I need to find a partner because we have to do a skit in class.
15
彼を信用しちゃいけない。
You can't trust him.
12
試験勉強をしなくちゃ。
I have to prepare for the test.
13
それは修理しなくちゃだめだよ。
It needs to be repaired.
Getting the sentences
Common usages
Statements of prohibition are often shortened using this form in casual speech.
It is also commonly used alongside another abbreviation when describing something you must do.
授業中、話してはいけない！(polite)
You can't talk during class.
授業中、話しちゃいけない。(casual)
You can't talk during class.
それを食べてはだめ！(polite)
You can't eat that!
それを食べちゃだめ！(casual)
You can't eat that!
It is also commonly used alongside another abbreviation when describing something you must do.
今夜は勉強しなくてはならない！(polite)
I have to study tonight!
今夜は勉強しなくちゃ！(correct)
I've gotta study tonight!
Where this grammar is found
Grammar usage notes
Nothing posted yet!
Questions/Discussion
Nothing posted yet!
