1990年首先在临床应用地氟烷的是
A.Joes
B.Regan
C.Krantz
D.Ling
E.Handerson
参考答案:A
根据中文提示,选出正确的句子。
1.这是你的客厅吗?[ ]
A. Is this your bedroom?
B. Is this your living room?
2.我现在有自己的房间了。[ ]
A. I have my own room now.
B. I have my room now.
3.在门后有一个垃圾箱。[ ]
A. There is a trash bin beside the door.
B. There is a trash bin behind the door.
4.在墙上有一幅画。[ ]
A. There is a picture on the wall.
B. There is a picture in the wall.
5.你能帮助我吗?[ ]
A. Can I help you?
B. Can you help me?
可能引起视网膜中央动脉阻塞的病因有()
A.动脉粥样硬化
B.视网膜脱离手术
C.巨细胞动脉炎
D.口服避孕药
E.凝血障碍