Ⅰ.单句语法填空
1．As is known to us, students do fewer and fewer sports now, which makes them weak and easily(easy) tired.
2．Mother asked me to make a wish before I blew out all the candles.
3．He complained(complain) that his boss was extremely mean to him.
4．While shopping, can you resist being persuaded(persuade) to buy anything that you don't need?
5．Having won the approval(approve) of most people, he was elected chairman of the nation.
6．I'm fully convinced(convince) that doing voluntary work can help enrich our life and broaden our horizons.
7．The discovery of the new drug is of great significance(significant) to people suffering from heart disease.
8．Out of curiosity(curious)，we opened the box，only to find there was an old photo in it.
9．Having finished supper，Professor Wang got down to his experiment in the lab.
10．In conclusion，doing regular exercise can help us keep fit.
