As environment protection is becoming _______ public concern, _______ government is determined to pay more attention to the issue.
Tom hurried back only _____ his friend ____ in a hospital.
. It’s a good rule to _____.
Miss Wang felt _____ by his words.
. Mike’s newly-bought car ______ in the great fire last month.
It was a great ______ for him to be pleasant to people he didn’t like.