She is not a competent driver and can’t cope with driving in _______.
| A．heavy traffic | B．heavy traffics |
| C．crowded traffic | D．crowded traffics |
Shenzhou VII，______ country’s third manned spaceship, was launched successfully on September 25, 2008 in______northwestern Gansu Province，China．
| A．a；不填 | B．the；the | C．the；不填 | D．a；the |
People think that ______ opening ceremony of the 29th Olympic Games is _____ great success.
| A．an; a | B．the ; a | C．the ;the | D．the ; / |
I heard you have ______vacant position for a secretary. I’ve come to apply for ______job.
| A．the; a | B．a; the | C．/; a | D．a; / |
In many places in China, ___ bicycle is still ___ popular means of transportation.
| A．a; the | B．/; a | C．the; a | D．the; the |
______ apple fell from the tree and hit him on ______ head.
| A．An; the | B．The; the | C．An; 不填 | D．The; 不填 |