The two things are the same in outward form but different________.
All the teachers and students _________ National Day with a party.
The stones each ________ as much as two tons.
________ to overcome the difficulty,he works day and night.
一Did he notice you enter the classroom? 一I don’t think so.He _______ to the radio with his eyes shut·
I think it’s impolite to play ______ trick on others just for ______ fun