21. Although he was tired, he finished doing his homework.
A. In spite his tiredness, he finished doing his homework.
B. In spite of his tiredness, he finished doing his homework
C. In spite of he was tired, he finished doing his homework.
D. In spite his tired, he finished doing his homework.
22. He is a much slower speaker than my brother.

A. He speaks much more slowly than my brother.
B. He doesn’t speak much more slowly than my brother.
C. He speaks much more quickly than my brother.
D. He doesn’t speak much more quickly as my brother