题目1A. <img src="https://tihai-oss-cloud.itihey.com/img/f7abaf482182e2a10e7beee99bbc602e.jpg">B. <img src="https://tihai-oss-cloud.itihey.com/img/84cf449eb982e1f2ace62c7ea57a4241.jpg">C. <img src="https://tihai-oss-cloud.itihey.com/img/459c57df4992168e5c4416345a141b2b.jpg">D. <img src="https://tihai-oss-cloud.itihey.com/img/68d911440a250b22524ea1856559d979.jpg">