We were just about ready to leave _____ it started to snow.
| A．when | B．before | C．after | D．since |
______ a certain doubt among the people as to the practical value of the project.
| A．It has | B．They have |
C．It remains | D．There remains |
China has got a good ______for fighting against the flu with its careful and smooth organization.
| A．reputation | B．influence | C．impression | D．knowledge |
Many children，______ parents are away working in big cities，are taken good care of in the village.
| A．their | B．whose |
C．of them | D．with whom |
Some people who don’t like to talk much are not necessarily shy；they ______ just be quiet people.
| A．must | B．may |
C．should | D．would |
The play_____ next month aims mainly to reflect the local culture.
| A．produced | B．being produced |
C．to be produced | D．having been produced |