Both of my brothers are now married ，so I have two_____.
B
“名词+副词/介词”或“副词/介词+名词”的复合名词，单数变复数时，只将中心名词变复数。如：on-look→on-looks;brother-in-law→brothers-in-law.
William has cut his smoking_____to five cigarettes a day.
Theteachergave_____theexaminationpaper.
Your bike needs_____.You ‘d better do i right now.
It was not until she had finished all her work_____.
Bothofmybrothersarenowmarried，soIhavetwo_____.
