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        1. How many children survived the crash? A. 18 B. 2 C. 20 查看更多

           

          題目列表(包括答案和解析)

          A class collects $50 to buy flowers for a classmate who is in the hospital. Roses cost $3 each, and carnations cost $2 each. No other flowers are to be used. How many different bouquets could be purchased for exactly $50?_______

           

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          下列語句:

          ①M=input(“How many heads”);

          ②N=input(“How many legs”);

          ③A=(4*M-N)/2;

          ④B=M-A;

          ⑤A;

          ⑥print(%io(2),B).

          其中是輸出語句的是

          [  ]

          A.①②

          B.③④

          C.⑤⑥

          D.

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