Ⅰ.单项填空
1．(2015·江西六校联考)So popular________that it attracts more than 100，000 kite fans to this city.
A．became kite flying B．kite flying became
C．has kite flying become D．kite flying has become
答案 C [句意：放风筝已经变得如此流行以至于它吸引了超过100 000个风筝迷来这个城市。当“so/such ...that ...”结构中的so/such连同它所修饰的成分共同位于句首表示强调时，主句要进行部分倒装，that后的结果状语从句不倒装，根据that从句中的时态可知，这里应用现在完成时，故选C项。]
2．(2015·陕西西工大附中适应性试题)It was two days before my mother flew to New York________I arrived home.
A．when B．that C．after D．since
答案 B [句意：正是在母亲飞去纽约的前两天我回到了家。根据语境被强调部分是two days before my mother flew to New York，将本句还原为普通句式为I arrived home two days before my mother flew to New York，故选B项。]
3．(2015·湖南十三校联考)Not until the press reported the pollution________why the water supply had been cut off.
A．people did know B．people had known
C．did people know D．had people known
