贮存食品应做到哪四防?()
A.防尘,防蝇
B.防鼠,防潮
C.防虫,防蛀
D.A+B
参考答案:D
引起"流火"症状的寄生虫是()
A.疟原虫
B.锥虫
C.利什曼原虫
D.血吸虫
E.丝虫
In the UK, a woman usually doesn’t like to be asked________.
A.whether she has been married
B.what is her job
C.how much she weighs
D.where she comes from