【单选题】同肾上腺素相比较,去甲肾上腺素对心血管的作用特点是
A.
对 α 受体作用小于 β 受体,有明显缩血管作用
【多选题】同肾上腺素相比,去甲肾上腺素对心血管作用特点是
【单选题】同肾上腺素相比较,去甲肾上腺素对心血管的作用特点是
【单选题】A) The woman is looking for water. B)The woman is planting something. C)The woman is looking for something. D)The woman is getting dirty.
A.
The woman is looking for water.
B.
The woman is planting something.
C.
The woman is looking for something.
D.
The woman is getting dirty.
【简答题】A.The woman gives the vehicle up. B.The woman will buy the vehicle. C.The woman asks for a lower price. D.The woman will talk to the manager.
【单选题】听力原文:(A) The woman is practicing putting. (B) The woman is playing golf. (C) The woman is emptying the container. (D) The woman is ready to go fishing.
【多选题】同肾上腺素相比较,去甲肾上腺素对心血管的作用特点是
【简答题】A.The woman gets a ticket. B.The man arrests the woman. C.The woman is taken to court. D.The woman ran away.