2022英语周报北师大版高二40答案

语法填空61. popularly62. the63. preferring 64. To honor65 began66. be cooked67.on68. Whatever69. more meaningful70 submission

3.答案B解析数列中a4=a1q2q3=16,解得q=2,a3+a4+a3=a1(q2+q+q)=56.故选B

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