【单选题】Section A Directions: In this section you will hear 10 short conversations. At the end of each conversation, a question will be asked about what was said. The conversation and the question will be spo...
【单选题】设a,b为两条直线,α,β为两个平面,下列四个命题中,正确的命题是 [ ]
【单选题】Most banks have a section()you set up payees.
【单选题】Section A Directions: In this section you will hear 10 short conversations. At the end of each conversation, a question will be asked about what was said. The conversation and the question will be spo...
C.
Watch a video program.
【单选题】Section A Directions: In this section you will hear 10 short conversations. At the end of each conversation, a question will be asked about what was said. The conversation and the question will be spo...
【单选题】设α表示平面,a、b表示两条不同的直线,给定下列四个命题: ①若a ∥ α,a⊥b,则b⊥α; ②若a ∥ b,a⊥α,则b⊥α; ③若a⊥α,a⊥b,则b ∥ α; ④若a⊥α,b⊥α,则a ∥ b. 其中为假命题的是( )
【单选题】患者,男性,35岁。因肱骨干骨折入院,伤后局部组织肿胀明显。手法复位后行石膏固定。术后护士应注意观察肢端血运。若有血运障碍,下面表现最不可能发生的是