下列做法中对人体健康无害的是( )
A.用霉变的花生米压榨食用油
B.用纯碱蒸馒头
C.用硫磺熏蒸银耳使其变白
D.用工业用盐亚硝酸钠腌制食物
答案:B
---I seem to be lost. Could you tell me ___________?
---Sure. You can take the No.3 bus to get there.
A.where is the nearest hospital
B.how long it will take me to the airport
C.how far is my trip to the Olympic Village
D.how I can get to the National Museum
下列对唐朝长安城商业活动的评价,错误的是()
A.长安有发达的对外商业活动
B.长安是当时世界上最繁华的国际都市之一
C.长安的商业活动代表了中国古代城市商业的最高峰
D.长安是当时东西方的重要交通枢纽