74．She speaks very _________ (slow)so we can hear very clearly．

73．My mother is cooking the meal and my father _________ (make)lanterns．

72．We are _________ (luck)enough to get the last two tickets．

71．He has a brother _________(can)Robert．

70．That's a very d _________ question．I can’t answer it．

B)用下列所给单词的正确形式填空。

69．Mr and Mrs Green often go to the beach to e _________ the sun and the sea．．

68．-What Olympic s _________ do you like?

--I like skiing and cycling．

67．Can you t_________ me something more about Bill Gates? I'm interested in his story．

A)根据句意及首字母提示写出下列单词的正确形式。

66．My T-shin is too short. I am going to b _________a new one．