---It is required that you____ change the plan. ---Oh, no! Why____ I follow you again?
We left the small town, ______ clearly_____ no need to stay.
There are frequently reports of accidents as fireworks ______, stored or transported.
Plastic bottles can be recycled but they need cleaning thoroughly, _______ they?
Of all the methods they provided, ______ is of any help for solving the math problem.
—Tom seems to be familiar with London. ---Yes. He ___________ here for three years. It’s great for him to be back.