五、实验班原创 思维品质 根据所给信息，解答问题。
An ant is trying to walk fromA to B. He can only move along the diagonals of the grids(方格对角线), and cannot walk on the same road twice (走相同的路两次). How many different routes(路线) are there? (图示为一种可能的路线)

六、阅读短文，选择正确的答案。
A lot of people in the US are wearing the same clothes. And many of them have long hair. So sometimes you don't know who are men and who are women.
One day, an old man goes for a walk in a park. When he is tired, he sits down on a bench by a pool, with a person with long hair beside him. He sees a young person standing on the other side of the pool. "My dear!" the old man says to the person next to him, "Do you see that person in a red sweater and with long hair? Is it a boy or a girl?"
"A boy," says the person. "He's my son."
"Oh!" says the old man. "I'm sorry. I don't know you are his mother."
"I'm not," says the person. "I'm his father."
()1. In the US, it is hard to tell a boy from a girl by a person's .
A. eyes
B. nose
C. hair and clothes
()2. The person standing on the other side of the pool .
A. is tired
B. has long hair
C. wears a red jacket
()3. When the old man is tired, he sits down on a bench next to a .
A. woman
B. girl
C. man
()4. The old man thinks the person next to him is the young person's mother because .
A. the person looks pretty and wears a red sweater
B. the person has long hair
C. he is very old and he can't tell a boy or a girl
()5. The old man may feel after hearing the man's words.
A. happy
B. sad
C. awkward(尴尬的)