—Have you finished your book report?—Not yet. I couldn't________on it with so loud music next door last night.
He is clever and hard-working, so he has reason to succeed in the exam.
It’s , as I trust you so much.
. One of the students hasn’t prepared lessons very well.
Either the boy or his sister must have dinner here.
He bought three books, is in Chinese, in English, and in Japanese.