_________, the student insisted that he should be separated from his roommates, who were noisy.
A. To avoid being affected B. To avoid to be affected
C. Avoiding being affected D. Avoiding to be affected
_________ more and more forests damaged, some animals and plants are facing the danger of dying out.
A. As B. For
C. With D. By
People can unlock the shared bikes, _________are equipped with GPS and can be left anywhere in public, by simply _________their smart phones.
A. which; use B. which; using
C. of which; use D. of which; using
When I entered the step-classroom(阶梯教室), the lecture _________ and the people _________ attentively.
A. began, listened B. was begun, was listening
C. had begun, listened D. had begun, were listening
After they had finished recording Let It Be, the Beatles _________.
A. broke down B. mixed up
C. split up D. made up
The committee _________ fifteen members.
A. consist of B. makes up of
C. compose of D. is composed of