【B11】
A. regretfully
B. miserably
C. unfortunately
D. instead
A.A man.B.A woman.C.A man and a woman.D.Two men.
A man.
B. A woman.
C. A man and a woman.
D. Two men.
【B20】
A. result
B. effect
C. scale
D. cause
【B18】
A. even
B. at all
C. alike
D. as a whole