【单选题】students with their teachers a good weekend. [ ]
B.
A large number of; had
C.
A large amount of; had
【单选题】沿+z轴方向传播的均匀平面波,由两波【图片】和【图片】合成,则该合成波的极化方式为( )。
【单选题】工作式的自我介绍应当包括的三要素是( )
C.
本人姓名、供职单位及部门、担任的职务及具体工作
【单选题】It is good for local people to be well aware that tourism will ______.
A.
use up a large amount of water
C.
help establish their traditions
D.
help improve their life
【单选题】工作式的自我介绍应当包括的三要素是( )
C.
本人姓名、供职单位及部门、担任的职务及具体工作
【多选题】下列对沿+Z方向传播的椭圆极化波描述正确的是
【单选题】The millionaire passed away, leaving his children with a large ________.