A．scented tea；silicon carbide B．silicon carbide；scented tea C．scented：tea；salted，cucumber D．salted cucumber；silicon carbide
单项选择题（）is a major port of U．S．
A．A．Jidda B．Malmo C．Long Beach D．Kiev
单项选择题（） is a major port of Sudan.
A．Gdynia B．Kiel C．Khartoum D．Nagoya
