This month the weather __________ to change every day: One day is hot, the next is cold.A. seems B. looks C. feels
--Has Tommy finished his project yet? --Maybe not. He ___on it at lunch time. Let's go to have a look now.
--Is that Anna's car? --It____be hers. She has just gone to the theater for the new opera.
Following the traffic rules can help us____ accidents.
Nowadays Wechat is____used by people for communicating, sharing, chatting, and so on.
All the teachers love Mary. She is veryin answering teachers' questions in class.