Thank you for _____ me about your day. [ ]
A. tell
B. telling
C. told
B
列哪些属于我国古都的是()
A.西安
B.洛阳
C.开封
D.咸阳
有关婴儿肠道解剖生理特点,错误的是()
A.肠壁肌层较薄弱
B.肠神经髓鞘发育不足,易蠕动紊乱
C.肠系膜较短,活动度小
D.肠壁薄,通透性高
E.升结肠与后壁固定差,易发肠扭转