You have a good reason to be worried.
心配するのはもっともです
You have [You've got] me there.＝There you have (got) me.＝((略式))Got me.
（その点では）負けたよ，（答えられず）やられた［参った］な
You have only to [only have to] ask for it.
((略式))求めさえすればそれでいい
You have to be joking.
ご冗談でしょう
You have to [You've got to] laugh.
((略式))（笑えない状況でもおかしなことがあって）笑うしかしようがない
You have to register (your name) at the hotel.
ホテルで記帳のこと
You have to sell yourself at a job interview.
就職面接では売り込め
You just [only] have to do ....＝All you have to do is (to) do ....
…するだけでいい
You just have to wait until he's over it.
彼がそれを乗り越えるまで待つしかない
you know
((略式))1 〔強調して〕…だからねThere's no apology, you know.言い訳はできないからね2 〔理解・同意を求めて〕わかるでしょI was very tired, y...
