21. She is so about her housework that servants will not work for her.
A. particular B. special C. especial D. curious
22. What do you think it possible for our country to develop so rapidly?
A. believes B. finds C. considers D. makes
23. cold, they made a fire themselves up.
A. Feel, warm B. Feeling, to warm
C. Felt, warmed D. To feel, to warm
