It has been many years since I was last in London_______I still remember something that happened during that visit.
You have no idea how she finished the relay race _____ her foot wounded so much.
In many places in China,_____ bicycle is still _____ popular means of transportation.
-----Hello, Jessica! What happened? ----- I could not hear you clearly because my mobile phone could not receive a good ________.
Every boy and every girl in our school _____ to join one or two clubs according to their hobbies.
I saw a lighthouse _____ at the mouth of the river.