摘要：10．A．Politics B．Economics C．Maths D．English Part B Passages Directions: In part B, you will hear two short conversations , and you will be asked three questions on each of the passages．The passage will be read twice ,but the question will be spoken only once．When you hear a question, read the four possible answers in your paper and decide which one would be the best answer to the question you have heard． Questions11 through 13 are based on the following passage．
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已知函数f(x)=sin(ωx+
)(x∈R，ω＞0)的最小正周期为π，为了得到函数g（x）=cosωx的图象，只要将y=f（x）的图象（ ）
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| 4 |
A、向左平移
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B、向右平移
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C、向左平移
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D、向右平移
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