13. Mr. Tien Xuan Mac could hardly speak _________ Chinese and could John.

A. either                     

B. too

C. neither

D. so

14. The children are fond of _________ soccer after school.

A. play                       

B. playing

C. to play

D. played

15. The lady _________ works as a clerk is kind and generous.

A. whom                    

B. who

C. which

D. whose