温馨提示：
此套题为Word版，请按住Ctrl,滑动鼠标滚轴，调节合适的观看比例，答案解析附后。关闭Word文档返回原板块。
课时提升作业(四十二)
Ⅰ. 单项填空
1. (2013·临沂模拟)They were so surprised at they saw that they all ran away.
A. what B. that C. which D. who
2. (2013·沈阳模拟)The last decade of the 21st century the rapid, steady development of China in various fields.
A. witnessed B. was witnessed
C. is witnessed D. had witnessed
3. The outbreak of this incident has given us much for thought, forcing us to
seriously on the past and the future.
A. resemble B. strengthen
C. reflect D. shape
4. Hard a teacher may try, he can’t guarantee that all his students stand out in study, let alone in life.
A. since B. when
