【单选题】听力原文:M: Uh, where am I? Hum... W: Excuse me. Do you need any help? M: I...I'm just looking...well, I want to go to the Science Museum, but I've been lost for the past hour. W: Ah, just press this butt...
A.
To the Science Museum.
B.
To the Natural History Museum.
D.
To the Chemistry Museum.
【单选题】听力原文:M: Excuse me. how can I get to the Riverside Theater? W: Sorry I didn't earth what you said. M: Please show me where the Riverside Theater is. W: Can you speak French? I'm a foreigner here. M: Oh...
A.
He wants to visit the teacher.
B.
He wants to see Shakespeare's play,
C.
He wants to meet Shakespeare.
【简答题】从 动物开始,身体出现了体节,每个体节之间在体内以 相分隔,在体表相应形成 ,为体节的分解;对于大多数环节动物来说,除了体前端两节和末一节外,其余各节在外部形态上基本相同,称为 。
【单选题】股道号码手信号中,昼间两臂向上直伸,表示()道。
【单选题】下列关于两种数字集群系统iDEN和TRTRA,说法错误的是()。
A.
iDEN的调制方式是M-16QAM,TRTRA的调制方式是π/4-DQPSK
C.
iDEN的频段是800MHz,TRTRA的频段是150~900MHz
D.
iDEN的适用场合是以专网为主,TRTRA的适用场合是以共网为主