Do you have trouble hearing other students as well?
ーIs it just me that you have trouble hearing?
「聞こえにくいのは私だけですか?」
Is it just me? で「私だけですか?」
trouble hearing 「聞こえにくい」
ーDo you have trouble hearing other students as well?
「他の生徒も聞こえにくいですか?」
Do you have trouble hearing ...? で「…が聞こえにくいですか?」
ご参考まで!