26.Even if there is no scientific proof yet ______ secondhand smoke causes cance
题型:不详难度:来源:
26.Even if there is no scientific proof yet ______ secondhand smoke causes cancer, there is no reason why nonsmokers should be forced to take this risk.
A.which
B.that
C.when
D.Where
答案
B
解析
略
举一反三
32.My parents send me to a school _____ rules are just as important a part of education as the academic subjects.
35.__ __ many Chinese women have received higher education, there are still obstacles that prevent them from enjoying the same opportunities for education and employment as men.