Even if we are in Grade 9, it’s necessary for _______ to go to bed early and get up early.
we
us
our
She _______ this book for nearly three weeks.
Please tell the students ________ too much noise in class.
His grandparents live ____ in a small house, but they don’t feel _______.
—Which month has ______ days in a year? —February.
The students ________ have a sports meeting this weekend if it ________.