问题
选择题
When it was clear _________ she did not speak a word of English,I tried to talk to her using the Spanish I learned while living in Europe.
A．what
B．that
C．why
D．how
答案
B
此题考查形式主语it和主语从句。主语从句往往需要作形式主语it放在主语位置上,而把从句放在句末。由于谓语部分 “was clear”表示“确定”语气,所以主语从句不该由疑问词what,why,how引导。