Mary once taught English in a remote village school as a volunteer, which is ________ only on foot.
Hardly ________________ she heard the strange scream coming from behind a tree.
It is important to have your eyes examined regularly to check for any sign of eye disease that may not have any ________.
______ disturbed, I spent three hours locked in my room, preparing for the next day’s job interview.
—I think it is ______ great pleasure to work with you.—Me too. What’s more, what we’re doing will make ____ big difference to the lives of poor families.
—What are you going to do this weekend?—________. If time permits, I may go to Shanghai to visit my friends.