这道题为什么选B
OnMondaymorningsometeachersexchangedafew______.a.how-are-yousc.how-are-you’sb.ofhow-a...
On Monday morning some teachers exchanged a few ______.
a. how-are-yous c. how-are-you’s
b. of how-are-you’s d. of how are you 展开
a. how-are-yous c. how-are-you’s
b. of how-are-you’s d. of how are you 展开
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