2022 英语周报 高一 课标全国 17答案

16.(4分)(1)BC(每对一个得1分,有错得0分)(2)B(2分)【解析】(1)两细绳套拉力的合力不一定沿两细绳套夹角的角平分线,故A错误.同一次实验,用一个细绳套拉櫲皮条和用两个細绳套拉橡皮条结点O的位置应相同,不同次实验结点O的位置可以不同,故B正确为减小弹黃测力计摩擦和误差,施力方向应沿测力计轴线,读数时视线正对测力计刻度,故C正确,合力可以比分力大,也可以比分力小,故D错误(2)为了提高实验精度,测力计读数应适当大一些,标度应适当小一些,两分力夹角适当大一些,标注细线方向的两点离结点应适当远一些,故选B

mask my weariness, and requested him the same thinUnexpectedly, he took out his mobile phone for me withouthesitation or any probing questions. Dancing in his eyeswas the real kindness that I had been struggling to seek forso long. From that day on, I began helping other strangersin distress, just like the poor-looking but kind man, withthe aim of passing kindness and melting the ice in manypeople’ s hearts第三节One possible versionParagraph 1At that point I saw a young mother with her ttto kids. Ithought that a beautiful woman with charming blue eyesmust be willing to help me. So, with great expectation, Itrotted briskly towards her with an appropriate smile on myface,and requested courteously if she could be kind enoughto make a phone call for me. However, what I saw was awoman's face disfigured by frowns and what I heard was a.sound of dismay and suspicion under her breath. Without aword, she pulled her kids to escape from me, as if scareda murderer. I stood there, motionless, with a blank faceand a sinnking heartParagraph 2Finally a man tearing a cheap T-shirt and dirty jeaneseemed to notice me. I squeezed a smile though it failed to

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