Everyone ______ to pick up litter on the ground.
A. is supposed
B. supposes
C. are supposed
I think we ought not to spit anywhere ______.
A. in public
B. in need
C. in detail
It costs much money to ______ the garbage.
A. turn off
B. belong to
C. deal with
—It’s said that the price of salt is rising.
—Yes._______, many people have bought too much salt .
A. For example
B. As a result
C. On earth
—____, do you know the young man?
—____, I don`t know him.
| A．Excuse me ; Excuse me | B．Excuse me ; Sorry |
| C．Sorry ; Excuse me | D．Sorry ; Sorry |