_______ oranges do you want and ______milk would you like?

根据下列句子及所给汉语注释，写出空缺处各单词的正确形式，每空只写一词。

71. How many 　▲　（牙齿）does your baby have? Only one.

72. We should often deal with problems by 　▲　 （将...视为）them as challenges.

73. If I were you, I would refuse his  　▲　（邀请）, because he is rude to us.

74. Before going to bed, the old lady checked that both doors were  　▲　（安全地）shut.

75. I wonder who’s  　▲　（偷）my necklace. I can’t find it anywhere.

—　　 is it from here to the hospital?

—It’s about 1.5 km away.

A. How many　　B. How much　　 C. How far　　　　 D. How long