"Whose notebook is this?" "It ____ Jim's. It has his name on it."A. can't be B. can be C. must be
All of us went to the movies ______ John. He had to look after his sick mother.
Teachers will ______ the students when they do something wrong.
My father ______ my mobile phone because the school don’t allow students to use it.
This question is so hard that very ______ students can answer it.
Everyone wants to ______ to the moon for vacation.