My friend Jack was the first person I knew ______an iPhone 5S.
| A．using | B．to use | C．used | D．having used |
You have no idea how she finished the relay race _____ her foot wounded so much.
| A．for | B．when | C．with | D．while |
In many places in China,_____ bicycle is still _____ popular means of transportation.
| A．a; the | B．the; a | C．a; / | D．/; a |
-----Hello, Jessica! What happened?
----- I could not hear you clearly because my mobile phone could not receive a good ________.
| A．sign | B．signal | C．symbol | D．mark |
Every boy and every girl in our school _____ to join one or two clubs according to their hobbies.
| A．are encouraged | B．encourage |
| C．is encouraged | D．is encouraging |
I saw a lighthouse _____ at the mouth of the river.
| A．locating | B．location |
| C．located | D．which located |