问题
单项选择题
供应阑尾的血液源于()
A.右结肠动脉
B.左结肠动脉
C.回结肠动脉
D.乙状结肠动脉
E.中结肠动脉
答案
参考答案:D
供应阑尾的血液源于()
A.右结肠动脉
B.左结肠动脉
C.回结肠动脉
D.乙状结肠动脉
E.中结肠动脉
参考答案:D
John’s family is going on vacation next week. They are renting a house in the mountains for a week. John plans to hike and go bike riding there. And he is going to the mountains on Monday, and coming home on Friday. He is having a party on Saturday night. John’s mother is going on Monday, too. She is staying for a week and coming home on Sunday. She plans to take walks with her family in the beautiful countryside. John’s father is working on Monday and Tuesday, so he can’t be in the mountains then. He is going on Wednesday morning. He plans to go fishing, and he is coming home with John’s mother. John’s sister is staying at home. She is taking classes this summer and visiting friends.
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