10.( ) A. learn B. to learn C.learning D. to learning
9.( ) A. grammar B. words C. pronunciation D. tests
8.( ) A. making B. becoming C. changing D. turning
7.( ) A. do B. did C. doing D. to doing
6.( ) A. watched B. watch C. watches D. watching
5.( ) A. to B. with C. at D. in
4.( ) A. speaking B. to speak C. of speak D.to speaking
3.( ) A. think B. believe C. forget D. understand
2.( ) A. talked B. talk C. sing D. sang
1.( ) A. lucky B. happy C. difficult D. great.