题目

对于分式 ，当x时，该分式有意义． 答案：【1】≠ {#mathml#}52{#/mathml#}       1．In which of the following situations are the people acting like sheep?        A．A teenager tells a small child to stop bothering an animal.        B．A young man is driving fast because all his friends do.        C．Someone runs for monitor of the senior class in the school.        D．People are walking and singing together along the mad. 2．If a person is like a turtle, which of these is most likely to be a problem to him or her?        A．Keeping the house clean.                      B．Learning a new language.        C．Getting to school on time.                     D．Saving money for future use. 3．Buddy hates to wake up on Monday morning. He doesn’t speak to his wife or children, and he often shouts at the other drivers on his way to work .Everybody stays out of his way at least until noon time. After that he’s all right. Buddy’s boss says, “Buddy is a good guy, but on Monday morning, he’s an absolute        .”        A．crab                    B．lamb                   C．turtle                   D．ostrich 4．Jerry has not been well for weeks. He knows he has a problem but he is afraid to see a doctor. If he is sick, he doesn’t want to know about it .His wife says. “Jerry, don’t be a (an )        . Go in the doctor. She can help you get of your illness.        A．crab        B．lamb  C．sheep       D．ostrich