Which do you prefer, classical or popular music?
クラシックとポピュラーミュージックではどちらが好きですか
Which is your preference, tea or coffee?
紅茶とコーヒーのどちらがお好きですか
Which of these do you want?
これらのうちどれが欲しいですか
Which way is the post office?
郵便局はどっちですか
while
[名]〔通例a ~〕(少しの)時間,期間,間a good [a great, quite a] whileかなりの間(for) a long while長い間a while ago [back]...
who
[代](所有格whose;目的格whom)【疑問代名詞】1 【直接疑問】だれ,どの[どんな]人Who is it?=Who's there?(ドア越しに)どなたですか(◆Who is it?は電...
Who else went there, apart from you?
あなたのほかにだれがそこに行ったのですか
Who is it?=Who's there?
(ドア越しに)どなたですか(◆Who is it?は電話では「どちら様ですか」の意味になる)
Who is next in line to the English throne?
だれが次に英国の王座につくのですか
Who is on the other end of the phone [the line]?
どちら様ですか