Visitors to the National Museum can avoid long lines at the ticket booths by purchasing tickets ____.
The moment I got home , I found I ______ my jacket on the playground.
Feathers fall to the ground slowly, ________ stones fall much faster.
----when on earth will the bus come? We have been waiting here for what seemed long ages. ----- Look , ___________.
It’s high time we ______ effective ______ to improve your working conditions.
— Would you care for a drink? — No, thanks. I ___________.