单项选择题

轴测投影属于平行投影。（）

A．对
B．错

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单项选择题

关于咽部与扁桃体检查，下列说法，正确的是
A、咽部检查一般指口咽部检查
B、扁桃体肿大超过咽腭弓为Ⅰ度
C、咽部看到淋巴滤泡或颗粒为急性咽炎
D、急性扁桃体炎的隐窝内有黄白色渗出物，无寒战高热
E、超过咽后壁中线为Ⅱ度肿大

单项选择题

Directions: Read the following sentences and fill in the missing words or phrases

TV commercial medium reassure promote memorable
target Public service ad endorsement Product placement quick

2. Using a movie star to advertise a certain kind of product is called celebrity ___________.