课时作业(二十二) [选修模块8 Unit 22 Environmental Protection]
[限时：30分钟]
Ⅰ.单项填空
1．Many species of animals are in danger of ________ due to the pollution these days.
A．dying out B．dying away
C．dying off D．dying down
2．He even________ to call the deal off if we didn't satisfy his demands.
A．scolded B．threatened
C．warned D．declared
3．________ its high pace, city life still attracts more and more people to move into the city.
A．Despite B．Due to C．Besides D．If only
4．Do let your mother know all the truth. She appears ________ everything.
A．to tell B．to be told
C．to be telling D．to have been told
5．________ in every aspect of his company's business, Paul made himself busy day and night.
A．Being involved B．Involved
C．Involving D．To involve
