题目2单选题
以下四个图形中请同学们判断一下哪个能够一笔画出?( )A. <img src="https://tihai-oss-cloud.itihey.com/img/bd964707bd4cfbe30652a3aff71b1e48.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/73db0f65280c9007cdd2fdfea225deee.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/1d97a0ca0ca6576158c95e8cd373ec7e.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/3f58a5d899f42cc2cf078f8a1e4d3db0.png">