【2015黑龙江绥化】13.The old lady used to _______ in the park.
A. dance B. dancing C. danced
13. A
【2015河北】39. －It's important for us to know _________ all the subjects.
－Yeah, group work is my favorite.
A. how to study B. when to study C. which to study D. what to study
39. A
【2015海南】39. —Thanks for ________ me with my English.
—It’s my pleasure. I’m glad you’ve made such great progress.
A. help B. to help C. helping
39. C
