问题
选择题
_______ is believed, all the scientists subscribe to the view ______ the increase in the earth’s temperature is due to the burning of fossil fuels to produce energy.
A．It; \
B．As ; that
C．It; if
D．As; whether
答案
答案：B
第一空考查由As 引导的非限制性定语从句，As 正如，第二空是同位语从句，that后的从句解释前面的名词the view，所以选B。
