Modern technology has brought us so much convenience--we can now do many things.
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Modern technology has brought us so much convenience--we can now do many things。Through we call the Internet．
A.how
B.what
C.which
D.that
试题答案
B
考查名词性从句。句意“当代科技已经给我们带来了很多便利--我们可以通过所谓的因特网来作很多事情。”through后是宾语从句，call sb. sth.，从句的call缺少宾语，用what。故选B。