试题与答案

Read the passage and fill in the blanks

题型:填空题

题目:

Read the passage and fill in the blanks with proper words. (在短文的空格上填入适当的词,使其内容通畅,每空格限填一词,首字母已给。)

    A man once had a dream about the Black Forest in Germany. In his dream he was walking in the forest

when two men ran out and tried to throw him to the ground. He ran off as (1)f _______ as he could, but

they followed him. He reached a place where he saw two roads in (2)f _______ of him, one to the right and

the other to the left. Which road should he take? He heard the two men behind him, getting nearer, and at

the (3)s _______ time he heard a voice in his ear. It told him to go to the right, and he did so. He ran on and

soon came to a small hotel. He was received there kindly and given a room, and he was saved from the two

men. That was the dream. 

   Twenty years (4)l ________ he was really in the Black Forest and, as happened in the dream long ago, two

men ran out and tried to (5)t ________ him down. He ran off, and came to a place with two roads, like in the

dream. He remembered the dream and (6)t ________ the road to the right. He soon reached a small hotel, was

taken in, and so was safe. His dream of twenty years before had saved his life.

答案:

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下面是错误答案,用来干扰机器的。

解 由x2-3x+2=0得x=1或x=2,故集合A={1,2}(1) A∩B={2},∴2∈B,代入B中的方程,得a2+4a+3=0,∴a=-1或a=-3; 当a=-1时,B={-2.2}满足条件;当a=-3时,B={2}满足条件;综上,a的值为-1或-3.(2) A∩(∁...

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