题目内容：

One afternoon I was sitting at my favorite table in a restaurant, waiting for the food I had ordered to arrive. Suddenly I    36     that a man sitting at a table near the window kept glancing in my direction,    37    he knew me. The man had a newspaper     38    in front of him, which he was    39     to read, but I could    40     that he was keeping an eye on me. when the waiter brought my     41    the man was clearly puzzled (困惑) by the    42     way in which the waiter and I    43     each other. He seemed even more puzzled as     44    went on and it became     45  that all the waiters in the restaurant knew me. Finally he got up and went into the    46    . When he came out, he paid his bill and    47  without another glance in my direction .

I called the owner of the restaurant and asked what the man had    48    . "Well," he said , "that man was a detective (侦探) . He    49     you here because he thought you were the man he     50   ." "What ?" I said, showing my     51   . The owner continued, "He came into the kitchen and showed me a photo of the wanted man. I   52      say he looked very much like you ! Of course, since we know you, we told him that he had made a     53   ." "Well , it's really    54     I came to a restaurant where I'm known ," I said . "   55     , I might have been in trouble ."

1.A．knew       B．understood       C．noticed     D．recognized

2.A．since     B．even if          C．though       D．as if

3.A．flat       B．open             C．cut          D．fixed

4.A．hoping     B．thinking         C．pretending   D．continuing

5.A．see            B．find             C．guess        D．learn

6.A．menu       B．bill             C．paper        D．food

7.A．direct     B．familiar         C．strange      D．funny

8.A．chatted with B．looked at      C．laughed at   D．talked about

9.A．the waiter B．time             C．I            D．the dinner

10.A．true      B．hopeful          C．clear        D．possible

11.A．restaurant    B．washroom         C．office       D．kitchen

12.A．left      B．acted            C．sat down     D．calmed down

13.A．wanted        B．tried            C．ordered      D．wished

14.A．met           B．caught           C．followed     D．discovered

15.A．was to beat   B．was dealing with C．was to meet D．was looking for

16.A．care      B．surprise         C．worry        D．regret

17.A．must      B．can              C．need         D．may

18.A．discovery B．mistake          C．decision     D．fortune

19.A．a pity        B．natural          C．a chance     D．lucky

20.A．Thus      B．However          C．Otherwise    D．Therefore