语法与词汇We look forward to________ to the opening ceremony.
语法与词汇The government cannot operate effectively________ it is free from such interference.
语法与词汇The key ________ success is hard work and persistence
语法与词汇Big waves turned ____ the boat, causing many people to fall into water.
语法与词汇Jim was absent from school for the whole week （）a bad cold.
语法与词汇Everything comes with a ________, that is, theres no such thing as a free lunch in the world
语法与词汇They have a small library in which you can find a ________of books on various fields
语法与词汇Helen apologized for ________ to attend the party
语法与词汇He did not go to school yesterday because he _ __ his father who was ill.
语法与词汇It is ________ to ask this merciless man for help
语法与词汇Sorry, officer. I_________ at 80 miles but I didn''t see any sign in the area telling people how fast they can drive.
语法与词汇So much _______ about his ships on the sea that he didn’t sleep for a single minute all night.
语法与词汇Seans strong love for his country is________in his recently published poems
语法与词汇In the past we had only a day off for the whole week: we work every day ________Sunday
语法与词汇It is not the tools a scientist uses but how he uses them that________ him a scientist
语法与词汇With everything she needed ______ ,she went out of the shop,with her hands full of shopping bags.
语法与词汇________is known to us all is that the 2012 Olympic Games will be held in London
语法与词汇The discovery of these tombs is________for scholars studying Chinese history
语法与词汇But for my classmates'' help, I________ the work in time.
语法与词汇The teacher suggested that they（） in the exercise at once.