阅读理解。

     Mr Green is a teacher of English . He comes from America . He teaches English in China. He speaks

English quite well.

     He reads a lot of books and his wife Mrs Green often writes book for the students and reads then .

Het gets up at five in the morning . He leaves home at ten to six . He begins the first lesson at 8:00 . He

teaches English every day except Sunday. At ten o twelve he finishes his lessons. Ten minutes later he

has lunch .

     In the afternoon he often plays games with his students at about four o' clock. Sometimes he teaches

his students at his room. Supper time is at about six. After that he reads newspaper and watches TV.

At about ten to eleven he goes to bed.

1.Mr Green is ________.

A. Chinese

B. Australian

C. English

D. an American

2. He leaves home at ________.

A. 5: 00

B. 5: 50

C. 6: 10

D. 6: 30

3. The students come to school every day except ________ in a week.

A. one day

B. two days

C. three days

D. four days

4.He has lunch at ________.

A.11: 30

B.12: 30

C.12: 00

D.11: 50

5. He watches TV or reads newspaper ________.

A. at six

B. after supper

C. before supper

D. in the afternoon

在一次聚会上，10个吃了水果色拉的人中，有5个很快出现了明显的不适。吃剩的色拉立刻被送去检验。检验的结果不能肯定其中存在超标的有害细菌。因此，食用水果色拉不是造成食用者不适的原因。如果上述检验结果是可信的，则以下哪项对上述论证的评价最为恰当

A．题干的论证是成立的。

B．题干的论证有漏洞，因为它把事件的原因，当作该事件的结果。

C．题干的论证有漏洞，因为它没有考虑到这种可能性：那些吃了水果色拉后没有很快出现不适的人，过不久也出现了不适。

D．题干的论证有漏洞，它把缺少证据证明某种情况存在，当作有充分证据证明某种情况不存在。