The trend of Phubbing group (低头族) getting increasingly large is spreading worldwide, ______ many problems such as traffic accidents and cold interpersonal relationship.
Father said he would come to my graduation ceremony, he didn't, _______.
Be _____we can' t expect an absolute freedom of expression.
Sometimes people just believe what they see, ______the reality may be different.
- The speaker is a tall man with glasses. - Then it_____ be Mr. Smith, who is short and thin.
I have to see the doctor this afternoon because I ____ a lot lately.