Ⅰ.单句语法填空
1．On/Upon seeing his mother，the little boy flew to her and hugged her.
2．In the 1980s，he was on The Times newspaper.
3．To his sorrow，he didn't pass the English exam.
4．Yang Luoshuo，a 92yearold man from Weifang City，Shandong Province，is among those who have had a great love of the arts.
5．A metaanalysis of hundreds of studies concluded that the device was “possibly or probably effective” as__a treatment for depression.
6．We have various summer camps for your holiday，so you can choose one based on your own interests.
7．In some countries，people eat with chopsticks，while in others，knives and forks.
8．It is said that when Greek hero Odysseus eventually returned home after 20 years away at war，only his dog Argos recognized him，who was overjoyed to see its(it)owner again after so many years.
9．She encourages others to make their own choices，and to respect hers(she)，too.
10．Churchill suffered a severe hurt.But he amused himself(he)，writing that he couldn't understand why he was not broken like an eggshell.
