单选题
I____come yesterday ,but I could not.
题目答案
A
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I____come yesterday ,but I could not.
Mrs.London has____that she is unable to get a job.
While I was waiting for her ,I killed time____looking in the show windows.
The red color can stimulate all our____,including appetite.
In a second-hand bookshop ,Billy came across a book which he thought was certainly a____edition.
A person with the blood type AB can_____any type of blood.