语法与词汇She kept practicing ________she could win the National Speaking Competition
语法与词汇After having lived in Canada for thirty years, Tom returned to the small town ________he grew up
语法与词汇Some drugs produce bad side ________
语法与词汇We had a very ________(tire) day yesterday
改错题Scarcely had（A） we come into（B） the classroom than（C） the bell rang（D）
改错题Bob fails to attend the evening school
改错题The local health organization is believed to be set up thirty years ago when George became the first president
改错题When（A） the novel was finished（B）, Miss Smith suggested（C） to send（D） it to the OxfordPress
改错题The book will show the readers how that they have observed can be used in other contexts
改错题While we are appreciating the good quality of your black tea, we regret that your priceappears to be the low side
改错题When（A） I arrived at（B）the station, I realized（C） that the train has gone away（D）
改错题I am going（A） to have my letter type（B） tomorrow if Ive got（C） everything ready（D） by then