根据所给音标、中文及句意写出单词的正确形式

    56. We_________／di'saidid／to go there again next time.

    57. There was a _________/ 'terabl／fire last night.

    58. Many boys in my class want to be_______ /'saiantists/ when they grow up.

    59. Grandma was getting old and her _______ /'memari/ wasn't so good.

    60. What's the_________（重量）of the elephant?

    61. Did you do anything for your own _______（安全）．

    62. Tomorrow is my uncle's _______（五十）birthday.  He'll have a big party.

    63. We are going to hold a _______（家长）meeting tomorrow afternoon.

    64. Our teacher looked_______（高兴）at us after we won the basketball match.

    65. Walk_______（穿过）the road, and you can see that building.

    66. -Can you teach me how to dance?

       -No __________.Let's practise every Friday after school.

    67. -What are the policemen doing?

       -They are __________the building for the robber.