【简答题】设向量【图片】且向量【图片】 在向量【图片】上的投影向量为【图片】则 x= ____ .
【单选题】San Franciso's Chinatown is bigger than London's Chinatown.
【单选题】Spring Banquets hosted by family associations in Chinatown are still held today because .
A.
it is a Chinatown tradition
B.
Chinese Americans are unable to hold family dinners
C.
Chinatown is a society of single men
【单选题】Chinatown is known as the center of commerce and culture for Chinese immigrants, as well as a place to_______ them of their homeland.
【单选题】Chinatown is in _____________.
【判断题】San Francisco's Chinatown is bigger than London's Chinatown.
【多选题】以下哪些场合属于涉外礼仪中通常所指的休闲场合范畴()