Ⅰ.单句语法填空
1．I feel honoured(honour) to be invited to contribute to your magazine.
2．All of a sudden he let out a cry, which made us surprised.
3．I have been looking(look) for the way back home for an hour，but I still haven't found it.
4．It is a collection(collect) of documents with reference to the First World War.
5．We pushed our way through the crowd when we passed by the market.
6．A very funny joke may relieve(relief) you of a whole day's tiredness.
7．After Mr.Green retired from his position, he began to engage in local voluntary(volunteer) work.
8．There are strict rules regulating(regulate) the behavior of the students in class.
9．He often draws upon/on his childhood memories for the material of most of his stories.
10．Proper amounts of exercise, if carried(carry) out regularly, can improve our health.
