We had a really bad time about six months ago but now things are（）

单项选择题（）from endless homework on weekends, the students now find their own activities, such as taking a ride together to watch the sunrise.

A. Freed
B. Freeing
C. To free
D. Having freed

单项选择题Thank you for sending us（）fresh vegetables of many kinds. You have done us（）great service.

A. / a
B. the a
C. / /
D. the /

单项选择题______ that Mr. Thomson got such rare fishes

单项选择题It's impossible for a child to do so much work within a short period of time, ______

单项选择题—Will you be able to finish the job this week —______.

单项选择题With the shining water before you and the wind, ______ trees behind you, you can not help ______.

单项选择题She was just about to explain ______ she hadn't passed her maths test chiefly out of carelessness ______ her uncle came.

单项选择题After a long discussion, they ______ an agreement.

单项选择题Ellis Haizlip began his stage career in Washington D. C. , ______ supervised the Howard University Players during their summer season.

单项选择题Some people hold that the more conservative the world becomes, ______ have old furniture, old houses and old paintings.