题目1A. <img src="https://tihai-oss-cloud.itihey.com/img/1508cfb2979f52bea8c3907a48717077.png"> <img src="https://tihai-oss-cloud.itihey.com/img/7479eb7a4c139d8546151d9f21d2bc52.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/85521158cb77de4fa0f667d5f840eaa5.png"> <img src="https://tihai-oss-cloud.itihey.com/img/7479eb7a4c139d8546151d9f21d2bc52.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/1508cfb2979f52bea8c3907a48717077.png"> <img src="https://tihai-oss-cloud.itihey.com/img/db2770adfc51bd7bc0d0bbee377091f3.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/85521158cb77de4fa0f667d5f840eaa5.png"> <img src="https://tihai-oss-cloud.itihey.com/img/db2770adfc51bd7bc0d0bbee377091f3.png">